ATI Radeon HD 5970 vs NVIDIA GeForce 8800 Ultra

VS

ATI Radeon HD 5970

NVIDIA GeForce 8800 Ultra

We compared two Desktop platform GPUs: 1024MB VRAM ATI Radeon HD 5970 and 768MB VRAM GeForce 8800 Ultra to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5970 's Advantages

Released 2 years and 6 months late

More VRAM (1024GB vs 768GB)

Larger VRAM bandwidth (128.0GB/s vs 103.7GB/s)

1472 additional rendering cores

NVIDIA GeForce 8800 Ultra 's Advantages

Lower TDP (171W vs 294W)

Score

Benchmark

FP32 (float)

ATI Radeon HD 5970 +499%

2.32 TFLOPS

GeForce 8800 Ultra

0.387 TFLOPS

ATI Radeon HD 5970

VS

GeForce 8800 Ultra

Graphics Card

Nov 2009

Release Date

May 2007

Evergreen

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

1080 MHz

Memory

1024MB

Memory Size

768MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

384bit

128.0GB/s

Bandwidth

103.7GB/s

Render Config

20

Compute Units

-

SM Count

16

1600

Shading Units

128

80

TMUs

32

ROPs

24

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

96 KB

-

Theoretical Performance

23.20 GPixel/s

Pixel Rate

14.69 GPixel/s

58.00 GTexel/s

Texture Rate

39.17 GTexel/s

-

2.320 TFLOPS

FP32 (float)

387.1 GFLOPS

464.0 GFLOPS

FP64 (double)

-

Board Design

294W

TDP

171W

600 W

Suggested PSU

450 W

2x DVI 1x mini-DisplayPort 1.1

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Hemlock

GPU Name

G80

Hemlock XT (215-0735075)

GPU Variant

G80-450-A3

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

90 nm

2.154 billion

Transistors

0.681 billion

334 mm²

Die Size

484 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

1.1 (1.0)

N/A

Vulkan

N/A

-

CUDA

1.0

5.0

Shader Model

4.0

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