NVIDIA GeForce RTX 3080 vs AMD Radeon RX 7900 GRE

VS

NVIDIA GeForce RTX 3080

AMD Radeon RX 7900 GRE

We compared two Desktop platform GPUs: 10GB VRAM GeForce RTX 3080 and 16GB VRAM Radeon RX 7900 GRE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 's Advantages

Larger VRAM bandwidth (760.3GB/s vs 576.0GB/s)

3584 additional rendering cores

AMD Radeon RX 7900 GRE 's Advantages

Released 2 years and 10 months late

Boost Clock has increased by 31% (2245MHz vs 1710MHz)

More VRAM (16GB vs 10GB)

Lower TDP (260W vs 320W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080

29.77 TFLOPS

Radeon RX 7900 GRE +54%

45.98 TFLOPS

3DMark Time Spy

GeForce RTX 3080

17753

Radeon RX 7900 GRE +25%

22344

Cyberpunk 2077 2160p

GeForce RTX 3080 +52%

61

Radeon RX 7900 GRE

40

Cyberpunk 2077 1440p

GeForce RTX 3080

72

Radeon RX 7900 GRE +22%

88

Cyberpunk 2077 1080p

GeForce RTX 3080

106

Radeon RX 7900 GRE +22%

130

GeForce RTX 3080

VS

Radeon RX 7900 GRE

Graphics Card

Sep 2020

Release Date

Jul 2023

GeForce 30

Generation

Navi III

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1440 MHz

Base Clock

1287 MHz

1710 MHz

Boost Clock

2245 MHz

1188 MHz

Memory Clock

2250 MHz

Memory

10GB

Memory Size

16GB

GDDR6X

Memory Type

GDDR6

320bit

Memory Bus

256bit

760.3GB/s

Bandwidth

576.0GB/s

Render Config

-

Compute Units

80

68

SM Count

-

8704

Shading Units

5120

272

TMUs

320

96

ROPs

160

272

Tensor Cores

-

68

RT Cores

80

128 KB (per SM)

L1 Cache

256 KB per Array

5 MB

L2 Cache

6 MB

-

L3 Cache

64 MB

Theoretical Performance

164.2 GPixel/s

Pixel Rate

359.2 GPixel/s

465.1 GTexel/s

Texture Rate

718.4 GTexel/s

29.77 TFLOPS

FP16 (half)

91.96 TFLOPS

29.77 TFLOPS

FP32 (float)

45.98 TFLOPS

465.1 GFLOPS

FP64 (double)

1437 GFLOPS

Board Design

320W

TDP

260W

700 W

Suggested PSU

600 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

1x 12-pin

Power Connectors

2x 8-pin

Graphics Processor

GA102

GPU Name

Navi 31

GA102-200-KD-A1

GPU Variant

Navi 31 XL (215-145000206)

Ampere

Architecture

RDNA 3.0

Samsung

Foundry

TSMC

8 nm

Process Size

5 nm

28.3 billion

Transistors

57.7 billion

628 mm²

Die Size

529 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.2

1.3

Vulkan

1.3

8.6

CUDA

-

6.6

Shader Model

6.7

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