AMD Radeon HD 7970 vs AMD Radeon RX 7950 XTX

VS

AMD Radeon HD 7970 AMD Radeon RX 7950 XTX

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 and 24GB VRAM Radeon RX 7950 XTX 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 355W)

AMD Radeon RX 7950 XTX 's Advantages

Boost Clock3300MHz

More VRAM (24GB vs 3GB)

Larger VRAM bandwidth (960.0GB/s vs 264.0GB/s)

4096 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7970

3.789 TFLOPS

Radeon RX 7950 XTX +2040%

81.1 TFLOPS

Radeon HD 7970

VS

Radeon RX 7950 XTX

Graphics Card

Dec 2011

Release Date

Unknown

Southern Islands

Generation

Navi III

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2200 MHz

-

Boost Clock

3300 MHz

1375 MHz

Memory Clock

2500 MHz

Memory

3GB

Memory Size

24GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

384bit

264.0GB/s

Bandwidth

960.0GB/s

Render Config

-

SM Count

-

32

Compute Units

96

2048

Shading Units

6144

128

TMUs

384

32

ROPs

192

-

Tensor Cores

-

RT Cores

96

16 KB (per CU)

L1 Cache

256 KB per Array

768 KB

L2 Cache

6 MB

Theoretical Performance

29.60 GPixel/s

Pixel Rate

633.6 GPixel/s

118.4 GTexel/s

Texture Rate

1267 GTexel/s

-

FP16 (half)

162.2 TFLOPS

3.789 TFLOPS

FP32 (float)

81.10 TFLOPS

947.2 GFLOPS

FP64 (double)

2.534 TFLOPS

Graphics Processor

Tahiti

GPU Name

Navi 31

Tahiti XT (215-0821060)

GPU Variant

Navi 31 XTX+

GCN 1.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

4.313 billion

Transistors

57.7 billion

352 mm²

Die Size

529 mm²

Board Design

250W

TDP

355W

600 W

Suggested PSU

750 W

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

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

2.2

1.2

Vulkan

1.3

-

CUDA

-

5.1

Shader Model

6.7

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