NVIDIA GeForce RTX 3080 vs AMD Radeon HD 7970 X2

VS

NVIDIA GeForce RTX 3080 AMD Radeon HD 7970 X2

We compared two Desktop platform GPUs: 10GB VRAM GeForce RTX 3080 and 3GB VRAM Radeon HD 7970 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 's Advantages

Released 8 years and 1 months late

Boost Clock1710MHz

More VRAM (10GB vs 3GB)

Larger VRAM bandwidth (760.3GB/s vs 264.0GB/s)

6656 additional rendering cores

Lower TDP (320W vs 500W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 +685%

29.77 TFLOPS

Radeon HD 7970 X2

3.789 TFLOPS

GeForce RTX 3080

VS

Radeon HD 7970 X2

Graphics Card

Sep 2020

Release Date

Aug 2012

GeForce 30

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1440 MHz

Base Clock

-

1710 MHz

Boost Clock

-

1188 MHz

Memory Clock

1375 MHz

Memory

10GB

Memory Size

3GB

GDDR6X

Memory Type

GDDR5

320bit

Memory Bus

384bit

760.3GB/s

Bandwidth

264.0GB/s

Render Config

68

SM Count

-

Compute Units

32

8704

Shading Units

2048

272

TMUs

128

96

ROPs

32

272

Tensor Cores

-

68

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

5 MB

L2 Cache

768 KB

Theoretical Performance

164.2 GPixel/s

Pixel Rate

29.60 GPixel/s

465.1 GTexel/s

Texture Rate

118.4 GTexel/s

29.77 TFLOPS

FP16 (half)

-

29.77 TFLOPS

FP32 (float)

3.789 TFLOPS

465.1 GFLOPS

FP64 (double)

947.2 GFLOPS

Graphics Processor

GA102

GPU Name

New Zealand

GA102-200-KD-A1

GPU Variant

-

Ampere

Architecture

GCN 1.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

28.3 billion

Transistors

4.313 billion

628 mm²

Die Size

352 mm²

Board Design

320W

TDP

500W

700 W

Suggested PSU

900 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

1x 12-pin

Power Connectors

3x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

8.6

CUDA

-

6.6

Shader Model

5.1

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