AMD Radeon RX 7900 XTX vs AMD Radeon HD 6970 X2

VS

AMD Radeon RX 7900 XTX AMD Radeon HD 6970 X2

We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7900 XTX and 2GB VRAM Radeon HD 6970 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7900 XTX 's Advantages

Boost Clock2498MHz

More VRAM (24GB vs 2GB)

Larger VRAM bandwidth (960.0GB/s vs 176.0GB/s)

4608 additional rendering cores

Lower TDP (355W vs 375W)

Score

Benchmark

FP32 (float)

Radeon RX 7900 XTX +2171%

61.39 TFLOPS

Radeon HD 6970 X2

2.703 TFLOPS

Radeon RX 7900 XTX

VS

Radeon HD 6970 X2

Graphics Card

Nov 2022

Release Date

Unknown

Navi III

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1929 MHz

Base Clock

-

2498 MHz

Boost Clock

-

2500 MHz

Memory Clock

1375 MHz

Memory

24GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

256bit

960.0GB/s

Bandwidth

176.0GB/s

Render Config

-

SM Count

-

96

Compute Units

24

6144

Shading Units

1536

384

TMUs

96

192

ROPs

32

-

Tensor Cores

-

96

RT Cores

-

256 KB per Array

L1 Cache

8 KB (per CU)

6 MB

L2 Cache

512 KB

Theoretical Performance

479.6 GPixel/s

Pixel Rate

28.16 GPixel/s

959.2 GTexel/s

Texture Rate

84.48 GTexel/s

122.8 TFLOPS

FP16 (half)

-

61.39 TFLOPS

FP32 (float)

2.703 TFLOPS

1.918 TFLOPS

FP64 (double)

-

Graphics Processor

Navi 31

GPU Name

Antilles

Navi 31 XTX (215-145000146)

GPU Variant

Antilles XT (215-0807027)

RDNA 3.0

Architecture

TeraScale 3

TSMC

Foundry

TSMC

5 nm

Process Size

40 nm

57.7 billion

Transistors

2.64 billion

529 mm²

Die Size

389 mm²

Board Design

355W

TDP

375W

750 W

Suggested PSU

750 W

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

Outputs

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

2x 8-pin

Power Connectors

3x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.2

OpenCL

1.2

1.3

Vulkan

N/A

-

CUDA

-

6.7

Shader Model

5.0

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