AMD Radeon HD 7970 vs NVIDIA GeForce RTX 5090

VS

AMD Radeon HD 7970 NVIDIA GeForce RTX 5090

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 and 28GB VRAM GeForce RTX 5090 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 's Advantages

Lower TDP (250W vs 500W)

NVIDIA GeForce RTX 5090 's Advantages

Released 13 years and 1 months late

Boost Clock2520MHz

More VRAM (28GB vs 3GB)

Larger VRAM bandwidth (280.0GB/s vs 264.0GB/s)

18432 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7970

3.789 TFLOPS

GeForce RTX 5090 +2623%

103.2 TFLOPS

Radeon HD 7970

VS

GeForce RTX 5090

Graphics Card

Dec 2011

Release Date

Jan 2025

Southern Islands

Generation

GeForce 50

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

-

Base Clock

2235 MHz

-

Boost Clock

2520 MHz

1375 MHz

Memory Clock

2500 MHz

Memory

3GB

Memory Size

28GB

GDDR5

Memory Type

GDDR7

384bit

Memory Bus

448bit

264.0GB/s

Bandwidth

280.0GB/s

Render Config

-

SM Count

160

32

Compute Units

-

2048

Shading Units

20480

128

TMUs

640

32

ROPs

192

-

Tensor Cores

640

-

RT Cores

160

16 KB (per CU)

L1 Cache

128 KB (per SM)

768 KB

L2 Cache

88 MB

Theoretical Performance

29.60 GPixel/s

Pixel Rate

483.8 GPixel/s

118.4 GTexel/s

Texture Rate

1613 GTexel/s

-

FP16 (half)

103.2 TFLOPS

3.789 TFLOPS

FP32 (float)

103.2 TFLOPS

947.2 GFLOPS

FP64 (double)

1.613 TFLOPS

Graphics Processor

Tahiti

GPU Name

GB202

Tahiti XT (215-0821060)

GPU Variant

GB202

GCN 1.0

Architecture

Blackwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

0 nm

4.313 billion

Transistors

Unknown

352 mm²

Die Size

Unknown

Board Design

250W

TDP

500W

600 W

Suggested PSU

900 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

1x 16-pin

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

9.1

5.1

Shader Model

6.7

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