AMD Radeon HD 6970 vs NVIDIA GeForce 8800 GS Mac Edition

VS

AMD Radeon HD 6970

NVIDIA GeForce 8800 GS Mac Edition

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6970 and 512MB VRAM GeForce 8800 GS Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970 's Advantages

Released 2 years and 11 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (176.0GB/s vs 51.14GB/s)

1472 additional rendering cores

NVIDIA GeForce 8800 GS Mac Edition 's Advantages

Lower TDP (105W vs 250W)

Score

Benchmark

FP32 (float)

Radeon HD 6970 +1589%

2.703 TFLOPS

GeForce 8800 GS Mac Edition

0.16 TFLOPS

Radeon HD 6970

VS

GeForce 8800 GS Mac Edition

Graphics Card

Dec 2010

Release Date

Jan 2008

Northern Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

MXM-HE

Clock Speeds

-

1375 MHz

Memory Clock

799 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

176.0GB/s

Bandwidth

51.14GB/s

Render Config

24

Compute Units

-

SM Count

8

1536

Shading Units

64

96

TMUs

32

ROPs

16

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

64 KB

-

Theoretical Performance

28.16 GPixel/s

Pixel Rate

8.000 GPixel/s

84.48 GTexel/s

Texture Rate

16.00 GTexel/s

-

2.703 TFLOPS

FP32 (float)

160.0 GFLOPS

675.8 GFLOPS

FP64 (double)

-

Board Design

250W

TDP

105W

600 W

Suggested PSU

300 W

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

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Cayman

GPU Name

G92

Cayman XT (215-0807007)

GPU Variant

-

TeraScale 3

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

2.64 billion

Transistors

0.754 billion

389 mm²

Die Size

324 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.1

5.0

Shader Model

4.0

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