AMD Radeon RX 7900 GRE vs AMD Radeon HD 6930

VS

AMD Radeon RX 7900 GRE AMD Radeon HD 6930

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 7900 GRE and 1024MB VRAM Radeon HD 6930 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7900 GRE 's Advantages

Released 11 years and 7 months late

Boost Clock2245MHz

More VRAM (16GB vs 1GB)

Larger VRAM bandwidth (576.0GB/s vs 153.6GB/s)

3840 additional rendering cores

AMD Radeon HD 6930 's Advantages

Lower TDP (186W vs 260W)

Score

Benchmark

FP32 (float)

Radeon RX 7900 GRE +2294%

45.98 TFLOPS

Radeon HD 6930

1.92 TFLOPS

Radeon RX 7900 GRE

VS

Radeon HD 6930

Graphics Card

Jul 2023

Release Date

Dec 2011

Navi III

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1287 MHz

Base Clock

-

2245 MHz

Boost Clock

-

2250 MHz

Memory Clock

1200 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

576.0GB/s

Bandwidth

153.6GB/s

Render Config

-

SM Count

-

80

Compute Units

20

5120

Shading Units

1280

320

TMUs

80

160

ROPs

32

-

Tensor Cores

-

80

RT Cores

-

256 KB per Array

L1 Cache

8 KB (per CU)

6 MB

L2 Cache

512 KB

Theoretical Performance

359.2 GPixel/s

Pixel Rate

24.00 GPixel/s

718.4 GTexel/s

Texture Rate

60.00 GTexel/s

91.96 TFLOPS

FP16 (half)

-

45.98 TFLOPS

FP32 (float)

1.920 TFLOPS

1437 GFLOPS

FP64 (double)

480.0 GFLOPS

Graphics Processor

Navi 31

GPU Name

Cayman

Navi 31 XL

GPU Variant

Cayman CE (215-0807105)

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

260W

TDP

186W

600 W

Suggested PSU

450 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

2x 6-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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