NVIDIA GeForce 8800 Ultra vs ATI Radeon HD 5970

VS

NVIDIA GeForce 8800 Ultra

ATI Radeon HD 5970

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

Main Differences

NVIDIA GeForce 8800 Ultra 's Advantages

Lower TDP (171W vs 294W)

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

Score

Benchmark

FP32 (float)

GeForce 8800 Ultra

0.387 TFLOPS

ATI Radeon HD 5970 +499%

2.32 TFLOPS

GeForce 8800 Ultra

VS

ATI Radeon HD 5970

Graphics Card

May 2007

Release Date

Nov 2009

GeForce 8

Generation

Evergreen

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1080 MHz

Memory Clock

1000 MHz

Memory

768MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

384bit

Memory Bus

256bit

103.7GB/s

Bandwidth

128.0GB/s

Render Config

-

Compute Units

20

16

SM Count

-

128

Shading Units

1600

32

TMUs

80

24

ROPs

32

-

L1 Cache

8 KB (per CU)

96 KB

L2 Cache

512 KB

-

Theoretical Performance

14.69 GPixel/s

Pixel Rate

23.20 GPixel/s

39.17 GTexel/s

Texture Rate

58.00 GTexel/s

-

387.1 GFLOPS

FP32 (float)

2.320 TFLOPS

-

FP64 (double)

464.0 GFLOPS

Board Design

171W

TDP

294W

450 W

Suggested PSU

600 W

2x DVI 1x S-Video

Outputs

2x DVI 1x mini-DisplayPort 1.1

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

G80

GPU Name

Hemlock

G80-450-A3

GPU Variant

Hemlock XT (215-0735075)

Tesla

Architecture

TeraScale 2

TSMC

Foundry

TSMC

90 nm

Process Size

40 nm

0.681 billion

Transistors

2.154 billion

484 mm²

Die Size

334 mm²

Graphics Features

11.1 (10_0)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1 (1.0)

OpenCL

1.2

N/A

Vulkan

N/A

1.0

CUDA

-

4.0

Shader Model

5.0

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