AMD Radeon HD 6970 vs NVIDIA GeForce 8800 GT

VS

AMD Radeon HD 6970 NVIDIA GeForce 8800 GT

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

Main Differences

AMD Radeon HD 6970 's Advantages

Released 3 years and 2 months late

Larger VRAM bandwidth (176.0GB/s vs 57.60GB/s)

1424 additional rendering cores

NVIDIA GeForce 8800 GT 's Advantages

Lower TDP (125W vs 250W)

Score

Benchmark

FP32 (float)

Radeon HD 6970 +704%

2.703 TFLOPS

GeForce 8800 GT

0.336 TFLOPS

Radeon HD 6970

VS

GeForce 8800 GT

Graphics Card

Dec 2010

Release Date

Oct 2007

Northern Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1375 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

176.0GB/s

Bandwidth

57.60GB/s

Render Config

-

SM Count

14

24

Compute Units

-

1536

Shading Units

112

96

TMUs

56

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

64 KB

Theoretical Performance

28.16 GPixel/s

Pixel Rate

9.600 GPixel/s

84.48 GTexel/s

Texture Rate

33.60 GTexel/s

-

FP16 (half)

-

2.703 TFLOPS

FP32 (float)

336.0 GFLOPS

675.8 GFLOPS

FP64 (double)

-

Graphics Processor

Cayman

GPU Name

G92

Cayman XT (215-0807007)

GPU Variant

G92-270-A2

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

Board Design

250W

TDP

125W

600 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

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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