GIGABYTE GeForce GTX 1080 G1 ROCK 8G
vs
Gainward GeForce GTX 1660 Pegasus


10mp
GIGABYTE GeForce GTX 1080 G1 ROCK 8G
-VS-
6mp
Gainward GeForce GTX 1660 Pegasus

GPU comparison with benchmarks

In the gpu comparison between the GIGABYTE GeForce GTX 1080 G1 ROCK 8G and the Gainward GeForce GTX 1660 Pegasus, we compare both the technical data and the benchmark results of the two graphics cards.

GPU

The GIGABYTE GeForce GTX 1080 G1 ROCK 8G is based on the NVIDIA GeForce GTX 1080 and has 2560 texture shaders and 20 execution units.

Gainward GeForce GTX 1660 Pegasus is based on NVIDIA GeForce GTX 1660, which has 1408 shaders and 22 execution units.
GIGABYTE GeForce GTX 1080 G1 ROCK 8G GPU Gainward GeForce GTX 1660 Pegasus
NVIDIA GeForce GTX 1080 Based on NVIDIA GeForce GTX 1660
GP104-400-A1 / GP104-410-A1 GPU Chip TU116-300-A1
Pascal Architecture Turing
20 Streaming Multiprocessors 22
2560 Shader 1408
64 Render Output Units 48
160 Texture Units 88
0 Raytracing Cores 0

Memory

The GIGABYTE GeForce GTX 1080 G1 ROCK 8G has 8 GB of graphics memory of the type GDDR5X and achieves a memory bandwidth of 320 GB/s.

The Gainward GeForce GTX 1660 Pegasus can access 6 GB GDDR5 graphics memory and thus achieves a memory bandwidth of 192 GB/s.
8 GB Memory Size 6 GB
GDDR5X Memory Type GDDR5
1.251 GHz Memory Clock 2.000 GHz
10.0 Gbps Memory Speed 8.0 Gbps
320 GB/s Memory bandwidth 192 GB/s
256 bit Memory Interface 192 bit

Clock Speeds

The GIGABYTE GeForce GTX 1080 G1 ROCK 8G clocks in the base with up to 1.632 GHz. The base frequency of the Gainward GeForce GTX 1660 Pegasus is 1.530 GHz.
1.632 GHz Base Clock 1.530 GHz
1.797 GHz Boost Clock 1.785 GHz
1.77 GHz Avg (Game) Clock
Yes Overclocking Yes

Thermal Design

The TDP (Thermal Design Power) of the GIGABYTE GeForce GTX 1080 G1 ROCK 8G is 180 W. The graphics card is supplied with energy via the 1 x 8-Pin connector.

The Gainward GeForce GTX 1660 Pegasus has a TDP of 120 W and is supplied with the required energy via 1 x 8-Pin PCIe power connectors.
180 W TDP 120 W
-- TDP (up) --
94 °C Tjunction max 95 °C
1 x 8-Pin PCIe-Power 1 x 8-Pin

Cooler & Fans

The GIGABYTE GeForce GTX 1080 G1 ROCK 8G has a total of 3 Axial fans.

The Gainward GeForce GTX 1660 Pegasus has 1 Axial fans to cool the GPU and memory.
Axial Fan-Type Axial
3 x 80 mm Fan 1 1 x 100 mm
-- Fan 2 --
Air cooling Cooler-Type Air cooling
dB Noise (Idle) dB
-- Noise (Load) --

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 GIGABYTE GeForce GTX 1080 G1 ROCK 8G.

The Gainward GeForce GTX 1660 Pegasus supports a maximum of 3 screens.
4 Max. Displays 3
2.2 HDCP-Version 2.2
1x HDMI v2.0b HDMI Ports 1x HDMI v2.0b
3x DP v1.4 DP Ports 1x DP v1.4
1 DVI Ports 1
-- VGA Ports --
-- USB-C Ports --

Featureset

The GIGABYTE GeForce GTX 1080 G1 ROCK 8G supports a maximum resolution of 7680x4320 pixels.

The maximum resolution of the Gainward GeForce GTX 1660 Pegasus is 7680x4320 pixels.
7680x4320 Max. resolution 7680x4320
12_1 DirectX 12_1
No Raytracing No
Yes DLSS / FSR Yes
No LED lighting LED No LED lighting

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
No AV1 No
Decode VP8 Decode
Decode VP9 Decode

Dimensions

The GIGABYTE GeForce GTX 1080 G1 ROCK 8G is 280 mm long, 118 mm high and 41 mm wide.

The Gainward GeForce GTX 1660 Pegasus is 168 mm long, 126 mm high and -- wide.
280 mm Length 168 mm
118 mm Height 126 mm
41 mm Width --
2 PCIe-Slots Width (Slots) 2 PCIe-Slots
-- Weight --
PCIe 3.0 x 16 GPU Interface PCIe 3.0 x 16

Additional data

The GIGABYTE GeForce GTX 1080 G1 ROCK 8G was released in Q2/2016 at a price of 599 $ (Reference).

The Gainward GeForce GTX 1660 Pegasus was introduced in Q1/2019 at a price of 219 $ (Reference).
GV-N1080G1 ROCK-8GD Part-no NE51660018J9-165F
Q2/2016 Release date Q1/2019
599 $ (Reference) Launch Price 219 $ (Reference)
16 nm Structure size 12 nm
data sheet Documents data sheet

Rate these graphics cards now

Here you can rate the GIGABYTE GeForce GTX 1080 G1 ROCK 8G to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:
Here you can rate the Gainward GeForce GTX 1660 Pegasus 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)

View all 3DMark Benchmark (DirectX, Raytracing) benchmark results

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.

1920x1080 (1080p)

Gainward GeForce GTX 1660 Pegasus Gainward GeForce GTX 1660 Pegasus
6 GB GDDR5
40 fps (avg)
View all The Last of Us Part 1 benchmark results

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)

2560x1440 (1440p)

1920x1080 (1080p)

GIGABYTE GeForce GTX 1080 G1 ROCK 8G GIGABYTE GeForce GTX 1080 G1 ROCK 8G
8 GB GDDR5X
110 fps (avg)
Gainward GeForce GTX 1660 Pegasus Gainward GeForce GTX 1660 Pegasus
6 GB GDDR5
77 fps (avg)
View all Battlefield 5 benchmark results

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

View all Geekbench 6 (OpenCL, Vulkan, Metal) benchmark results

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)

View all FP32 Performance (Single-precision TFLOPS) benchmark results

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