NVIDIA GeForce RTX 3080 12GB
vs
Gainward GeForce RTX 5080 Phantom GS


GPU comparison with benchmarks

The NVIDIA GeForce RTX 3080 12GB has 8960 shader units and these clock a maximum of 1.71 GHz which results in an FP32 computing power of 30.64 TFLOPS.

The Gainward GeForce RTX 5080 Phantom GS has 10752 shader units and these clock at a maximum of 2.73 GHz and achieve an FP32 computing power of 58.71 TFLOPS.

GPU

The NVIDIA GeForce RTX 3080 12GB is equipped with a graphics chip of the Ampere architecture, which has 70 streaming multiprocessors.

The graphics card Gainward GeForce RTX 5080 Phantom GS is based on the Blackwell architecture and is equipped with 84 execution units.
NVIDIA GeForce RTX 3080 12GB GPU Gainward GeForce RTX 5080 Phantom GS
NVIDIA GeForce RTX 3080 12GB Based on NVIDIA GeForce RTX 5080
GA102 GPU Chip GB203-400-A1
Ampere Architecture Blackwell
70 Streaming Multiprocessors 84
8960 Shader 10752
112 Render Output Units 128
280 Texture Units 336
70 Raytracing Cores 84

Memory

The NVIDIA GeForce RTX 3080 12GB is equipped with a 12 GB large GDDR6X graphics memory, which is equipped with 1.188 GHz clocks.

The Gainward GeForce RTX 5080 Phantom GS has a 16 GB large GDDR7 graphics memory and the memory clock is 1.875GHz.

12 GB Memory Size 16 GB
GDDR6X Memory Type GDDR7
1.188 GHz Memory Clock 1.875 GHz
19.0 Gbps Memory Speed 30.0 Gbps
912 GB/s Memory bandwidth 960 GB/s
384 bit Memory Interface 256 bit

Clock Speeds

The NVIDIA GeForce RTX 3080 12GB has a turbo clock of 1.710 GHz. The turbo frequency of the Gainward GeForce RTX 5080 Phantom GS is 2.730 GHz.

1.260 GHz Base Clock 2.295 GHz
1.710 GHz Boost Clock 2.730 GHz
Avg (Game) Clock
Yes Overclocking Yes

Thermal Design

The NVIDIA GeForce RTX 3080 12GB has 1 x 8-Pin connectors through which it is supplied with power. The manufacturer specifies the maximum operating temperature of the graphics card as 93 °C.

The Gainward GeForce RTX 5080 Phantom GS is equipped with a 1 x 16-Pin PCIe power connector that supplies it with power. The maximum operating temperature of the card is 88 °C.

350 W TDP 360 W
-- TDP (up) --
93 °C Tjunction max 88 °C
1 x 8-Pin PCIe-Power 1 x 16-Pin

Cooler & Fans

The graphics processor and graphics memory of the NVIDIA GeForce RTX 3080 12GB are cooled with a Air cooling.

The Gainward GeForce RTX 5080 Phantom GS is cooled by a Air cooling.

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) --

Connectivity

The NVIDIA GeForce RTX 3080 12GB supports the downward compatible copy protection HDCP in version 2.3.

The Gainward GeForce RTX 5080 Phantom GS supports HDCP in version 2.3 and all previous versions.

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

Featureset

The NVIDIA GeForce RTX 3080 12GB supports the DirectX standard from Microsoft in version 12_2 (Ultimate).

The Gainward GeForce RTX 5080 Phantom GS supports Microsoft's DirectX version 12_2 (Ultimate).

7680x4320 Max. resolution 7680x4320
12_2 (Ultimate) DirectX 12_2 (Ultimate)
Yes Raytracing Yes
Yes DLSS / FSR Yes
No LED lighting LED Addressable LED

Supported Video Codecs

This area lists which video codecs can be decoded or encoded by the graphics cards in hardware. As a result, the power consumption can be reduced due to a lower processor load.

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

Dimensions

The NVIDIA GeForce RTX 3080 12GB is -- wide and therefore needs the space of 4 PCIe-Slots in the case.

The width of the Gainward GeForce RTX 5080 Phantom GS is -- and thus requires the space of 4 PCIe-Slots in the PC case.

285 mm Length 332 mm
112 mm Height 146 mm
-- Width 70 mm
2 PCIe-Slots Width (Slots) 4 PCIe-Slots
-- Weight --
PCIe 4.0 x 16 GPU Interface PCIe 5 x 16
No SFF-Ready No

Additional data

Manufactured using the 8 nanometer process, NVIDIA GeForce RTX 3080 12GB was released in Q1/2022.

The Gainward GeForce RTX 5080 Phantom GS published in Q1/2025 is manufactured with a structure width of 5 nanometers.

-- Part-no NE75080T19T2-GB2030P
Q1/2022 Release date Q1/2025
699 $ (Reference) Launch Price 1,169 $ (Reference)
8 nm Structure size 5 nm
data sheet Documents data sheet

Rate these graphics cards now

Here you can rate the NVIDIA GeForce RTX 3080 12GB to help other visitors make their purchasing decisions. The average rating is 4.3 stars (9 ratings). Rate now:
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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

Steel Nomad Light Graphics score

Steel Nomad Graphics score

Port Royal (Raytracing)

Speed Way Graphics Score (Raytracing)

Solar Bay (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)

NVIDIA GeForce RTX 3080 12GB NVIDIA GeForce RTX 3080 12GB
12 GB GDDR6X
60 fps (avg)

2560x1440 (1440p)

NVIDIA GeForce RTX 3080 12GB NVIDIA GeForce RTX 3080 12GB
12 GB GDDR6X
70 fps (avg)

1920x1080 (1080p)

NVIDIA GeForce RTX 3080 12GB NVIDIA GeForce RTX 3080 12GB
12 GB GDDR6X
104 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)

NVIDIA GeForce RTX 3080 12GB NVIDIA GeForce RTX 3080 12GB
12 GB GDDR6X
38 fps (avg)

2560x1440 (1440p)

NVIDIA GeForce RTX 3080 12GB NVIDIA GeForce RTX 3080 12GB
12 GB GDDR6X
76 fps (avg)

1920x1080 (1080p)

NVIDIA GeForce RTX 3080 12GB NVIDIA GeForce RTX 3080 12GB
12 GB GDDR6X
126 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)

NVIDIA GeForce RTX 3080 12GB NVIDIA GeForce RTX 3080 12GB
12 GB GDDR6X
107 fps (avg)

2560x1440 (1440p)

NVIDIA GeForce RTX 3080 12GB NVIDIA GeForce RTX 3080 12GB
12 GB GDDR6X
185 fps (avg)

1920x1080 (1080p)

NVIDIA GeForce RTX 3080 12GB NVIDIA GeForce RTX 3080 12GB
12 GB GDDR6X
200 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

NVIDIA GeForce RTX 3080 12GB NVIDIA GeForce RTX 3080 12GB
12 GB GDDR6X
173946

Geekbench 6 - Vulkan

NVIDIA GeForce RTX 3080 12GB NVIDIA GeForce RTX 3080 12GB
12 GB GDDR6X
152716

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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