Gainward GeForce RTX 3090 Phantom
vs
ASUS ROG Strix GeForce RTX 3080 OC


GPU comparison with benchmarks

In the gpu comparison between the Gainward GeForce RTX 3090 Phantom and the ASUS ROG Strix GeForce RTX 3080 OC, we compare both the technical data and the benchmark results of the two graphics cards.

GPU

The Gainward GeForce RTX 3090 Phantom is based on the NVIDIA GeForce RTX 3090 and has 10496 texture shaders and 82 execution units.

ASUS ROG Strix GeForce RTX 3080 OC is based on NVIDIA GeForce RTX 3080, which has 8704 shaders and 68 execution units.
Gainward GeForce RTX 3090 Phantom GPU ASUS ROG Strix GeForce RTX 3080 OC
NVIDIA GeForce RTX 3090 Based on NVIDIA GeForce RTX 3080
GA102-300-A1 GPU Chip GA102-200-K1-A1
Ampere Architecture Ampere
82 Streaming Multiprocessors 68
10496 Shader 8704
112 Render Output Units 96
328 Texture Units 272
82 Raytracing Cores 68

Memory

The Gainward GeForce RTX 3090 Phantom has 24 GB of graphics memory of the type GDDR6X and achieves a memory bandwidth of 936 GB/s.

The ASUS ROG Strix GeForce RTX 3080 OC can access 10 GB GDDR6X graphics memory and thus achieves a memory bandwidth of 760 GB/s.

24 GB Memory Size 10 GB
GDDR6X Memory Type GDDR6X
1.219 GHz Memory Clock 1.188 GHz
19.5 Gbps Memory Speed 19.0 Gbps
936 GB/s Memory bandwidth 760 GB/s
384 bit Memory Interface 320 bit

Clock Speeds

The Gainward GeForce RTX 3090 Phantom clocks in the base with up to 1.395 GHz. The base frequency of the ASUS ROG Strix GeForce RTX 3080 OC is 1.440 GHz.

1.395 GHz Base Clock 1.440 GHz
1.740 GHz Boost Clock 1.935 GHz
Avg (Game) Clock 1.91 GHz
Yes Overclocking Yes

Thermal Design

The TDP (Thermal Design Power) of the Gainward GeForce RTX 3090 Phantom is 370 W. The graphics card is supplied with energy via the 3 x 8-Pin connector.

The ASUS ROG Strix GeForce RTX 3080 OC has a TDP of 370 W and is supplied with the required energy via 3 x 8-Pin PCIe power connectors.

370 W TDP 370 W
-- TDP (up) 450 W
93 °C Tjunction max 93 °C
3 x 8-Pin PCIe-Power 3 x 8-Pin

Cooler & Fans

The Gainward GeForce RTX 3090 Phantom has a total of 3 Axial fans.

The ASUS ROG Strix GeForce RTX 3080 OC has 3 Axial fans to cool the GPU and memory.

Axial Fan-Type Axial
3 x 90 mm Fan 1 3 x 100 mm
-- Fan 2 --
Air cooling Cooler-Type Air cooling
0 dB Noise (Idle) 0 dB
-- Noise (Load) 42 dB

Connectivity

In the connectivity category, we recorded the number of ports on a graphics card. A total of 4 screens can be connected to the Gainward GeForce RTX 3090 Phantom.

The ASUS ROG Strix GeForce RTX 3080 OC supports a maximum of 4 screens.

4 Max. Displays 4
2.3 HDCP-Version 2.3
1x HDMI v2.1 HDMI Ports 2x HDMI v2.1
3x DP v1.4a DP Ports 3x DP v1.4a
-- DVI Ports --
-- VGA Ports --
-- USB-C Ports --

Featureset

The Gainward GeForce RTX 3090 Phantom supports a maximum resolution of 7680x4320 pixels.

The maximum resolution of the ASUS ROG Strix GeForce RTX 3080 OC is 7680x4320 pixels.

7680x4320 Max. resolution 7680x4320
12_2 (Ultimate) DirectX 12_2 (Ultimate)
Yes Raytracing Yes
Yes DLSS / FSR Yes
Addressable LED LED ASUS Aura Sync

Supported Video Codecs

The support and acceleration of certain video codecs directly in the graphics card reduces the load when playing or creating videos.

Decode / Encode h264 Decode / Encode
Decode / Encode h265 / HEVC Decode / Encode
Decode AV1 Decode
Decode VP8 Decode
Decode VP9 Decode

Dimensions

The Gainward GeForce RTX 3090 Phantom is 304 mm long, 136 mm high and -- wide.

The ASUS ROG Strix GeForce RTX 3080 OC is 319 mm long, 140 mm high and 58 mm wide.

304 mm Length 319 mm
136 mm Height 140 mm
-- Width 58 mm
3 PCIe-Slots Width (Slots) 3 PCIe-Slots
-- Weight 1900 g
PCIe 4.0 x 16 GPU Interface PCIe 4.0 x 16

Additional data

The Gainward GeForce RTX 3090 Phantom was released in Q3/2020 at a price of 1,629 $.

The ASUS ROG Strix GeForce RTX 3080 OC was introduced in Q3/2020 at a price of 799 $.

NED3090019SB-1021P Part-no ROG-STRIX-RTX3080-O10G-GAMING
Q3/2020 Release date Q3/2020
1,629 $ Launch Price 799 $
8 nm Structure size 8 nm
data sheet Documents data sheet

Rate these graphics cards now

Here you can rate the Gainward GeForce RTX 3090 Phantom to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:
Here you can rate the ASUS ROG Strix GeForce RTX 3080 OC to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:

Benchmark results

3DMark Benchmark (DirectX, Raytracing)

3DMark is a benchmark program that determines the performance of certain components of a computer and then reports the performance as a numerical value.

Time Spy Extreme Graphics score

Port Royal (Raytracing)

Speed Way Graphics Score (Raytracing)

Cyberpunk 2077

Cyberpunk 2077 was developed by CD Projekt Red and is based on the development studio's own REDengine 4. Ray tracing is switched off in our benchmarks.

3840x2160 (2160p)

Gainward GeForce RTX 3090 Phantom Gainward GeForce RTX 3090 Phantom
24 GB GDDR6X
66 fps (avg)
ASUS ROG Strix GeForce RTX 3080 OC ASUS ROG Strix GeForce RTX 3080 OC
10 GB GDDR6X
67 fps (avg)

2560x1440 (1440p)

Gainward GeForce RTX 3090 Phantom Gainward GeForce RTX 3090 Phantom
24 GB GDDR6X
80 fps (avg)
ASUS ROG Strix GeForce RTX 3080 OC ASUS ROG Strix GeForce RTX 3080 OC
10 GB GDDR6X
79 fps (avg)

1920x1080 (1080p)

Gainward GeForce RTX 3090 Phantom Gainward GeForce RTX 3090 Phantom
24 GB GDDR6X
116 fps (avg)
ASUS ROG Strix GeForce RTX 3080 OC ASUS ROG Strix GeForce RTX 3080 OC
10 GB GDDR6X
118 fps (avg)

The Last of Us Part 1

The Last of Us Part One is a game released by Sony in June 2013 exclusively for the Playstation and released for the PC in early 2023. The benchmark values here were determined at high details.

3840x2160 (2160p)

Gainward GeForce RTX 3090 Phantom Gainward GeForce RTX 3090 Phantom
24 GB GDDR6X
43 fps (avg)
ASUS ROG Strix GeForce RTX 3080 OC ASUS ROG Strix GeForce RTX 3080 OC
10 GB GDDR6X
41 fps (avg)

2560x1440 (1440p)

Gainward GeForce RTX 3090 Phantom Gainward GeForce RTX 3090 Phantom
24 GB GDDR6X
82 fps (avg)
ASUS ROG Strix GeForce RTX 3080 OC ASUS ROG Strix GeForce RTX 3080 OC
10 GB GDDR6X
81 fps (avg)

1920x1080 (1080p)

Gainward GeForce RTX 3090 Phantom Gainward GeForce RTX 3090 Phantom
24 GB GDDR6X
133 fps (avg)
ASUS ROG Strix GeForce RTX 3080 OC ASUS ROG Strix GeForce RTX 3080 OC
10 GB GDDR6X
136 fps (avg)

Battlefield 5

Battlefield 5 is a visually stunning game that is ideal as a graphics card benchmark. We test the game with maximum details on Windows 10.

3840x2160 (2160p)

Gainward GeForce RTX 3090 Phantom Gainward GeForce RTX 3090 Phantom
24 GB GDDR6X
115 fps (avg)
ASUS ROG Strix GeForce RTX 3080 OC ASUS ROG Strix GeForce RTX 3080 OC
10 GB GDDR6X
115 fps (avg)

2560x1440 (1440p)

Gainward GeForce RTX 3090 Phantom Gainward GeForce RTX 3090 Phantom
24 GB GDDR6X
193 fps (avg)
ASUS ROG Strix GeForce RTX 3080 OC ASUS ROG Strix GeForce RTX 3080 OC
10 GB GDDR6X
198 fps (avg)

1920x1080 (1080p)

Gainward GeForce RTX 3090 Phantom Gainward GeForce RTX 3090 Phantom
24 GB GDDR6X
205 fps (avg)
ASUS ROG Strix GeForce RTX 3080 OC ASUS ROG Strix GeForce RTX 3080 OC
10 GB GDDR6X
225 fps (avg)

Geekbench 6 (OpenCL, Vulkan, Metal)

Geekbench 6 is a cross-platform benchmark for main processors, which also carries out 3 different graphics benchmarks and outputs them in the form of a numerical value.

Geekbench 6 - OpenCL

Geekbench 6 - Vulkan

FP32 Performance (Single-precision TFLOPS)

The theoretical computing power of the graphics card with single precision (32 bit) in TFLOPS indicates how many trillion FP32 floating point operations the graphics card (GPU) can perform per second.

FP32 (TFLOPS)

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