AMD Radeon HD 6950 vs AMD Radeon RX 7900 GRE

VS

AMD Radeon HD 6950 AMD Radeon RX 7900 GRE

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6950 and 16GB VRAM Radeon RX 7900 GRE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6950 's Advantages

Lower TDP (200W vs 260W)

AMD Radeon RX 7900 GRE 's Advantages

Released 12 years and 7 months late

Boost Clock2245MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (576.0GB/s vs 160.0GB/s)

3712 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6950

2.253 TFLOPS

Radeon RX 7900 GRE +1940%

45.98 TFLOPS

Radeon HD 6950

VS

Radeon RX 7900 GRE

Graphics Card

Dec 2010

Release Date

Jul 2023

Northern Islands

Generation

Navi III

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1287 MHz

-

Boost Clock

2245 MHz

1250 MHz

Memory Clock

2250 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

576.0GB/s

Render Config

-

SM Count

-

22

Compute Units

80

1408

Shading Units

5120

88

TMUs

320

32

ROPs

160

-

Tensor Cores

-

RT Cores

80

8 KB (per CU)

L1 Cache

256 KB per Array

512 KB

L2 Cache

6 MB

Theoretical Performance

25.60 GPixel/s

Pixel Rate

359.2 GPixel/s

70.40 GTexel/s

Texture Rate

718.4 GTexel/s

-

FP16 (half)

91.96 TFLOPS

2.253 TFLOPS

FP32 (float)

45.98 TFLOPS

563.2 GFLOPS

FP64 (double)

1437 GFLOPS

Graphics Processor

Cayman

GPU Name

Navi 31

Cayman PRO (215-0807019)

GPU Variant

Navi 31 XL

TeraScale 3

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

5 nm

2.64 billion

Transistors

57.7 billion

389 mm²

Die Size

529 mm²

Board Design

200W

TDP

260W

550 W

Suggested PSU

600 W

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

Outputs

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

2x 6-pin

Power Connectors

2x 8-pin

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

2.2

N/A

Vulkan

1.3

-

CUDA

-

5.0

Shader Model

6.7

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