NVIDIA GeForce 8800 Ultra vs ATI Radeon HD 2900 PRO

VS

NVIDIA GeForce 8800 Ultra ATI Radeon HD 2900 PRO

We compared two Desktop platform GPUs: 768MB VRAM GeForce 8800 Ultra and 512MB VRAM Radeon HD 2900 PRO to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8800 Ultra 's Advantages

More VRAM (768GB vs 512GB)

Larger VRAM bandwidth (103.7GB/s vs 51.20GB/s)

Lower TDP (171W vs 200W)

ATI Radeon HD 2900 PRO 's Advantages

Released 7 months late

192 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8800 Ultra

0.387 TFLOPS

Radeon HD 2900 PRO

0.384 TFLOPS

GeForce 8800 Ultra

VS

Radeon HD 2900 PRO

Graphics Card

May 2007

Release Date

Dec 2007

GeForce 8

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1080 MHz

Memory Clock

800 MHz

Memory

768MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

384bit

Memory Bus

256bit

103.7GB/s

Bandwidth

51.20GB/s

Render Config

16

SM Count

-

Compute Units

4

128

Shading Units

320

32

TMUs

16

24

ROPs

16

-

Tensor Cores

-

RT Cores

-

L1 Cache

-

96 KB

L2 Cache

128 KB

Theoretical Performance

14.69 GPixel/s

Pixel Rate

9.600 GPixel/s

39.17 GTexel/s

Texture Rate

9.600 GTexel/s

-

FP16 (half)

-

387.1 GFLOPS

FP32 (float)

384.0 GFLOPS

-

FP64 (double)

-

Graphics Processor

G80

GPU Name

R600

G80-450-A3

GPU Variant

R600 PRO (215RGMDKA13FG)

Tesla

Architecture

TeraScale

TSMC

Foundry

TSMC

90 nm

Process Size

80 nm

0.681 billion

Transistors

0.72 billion

484 mm²

Die Size

420 mm²

Board Design

171W

TDP

200W

450 W

Suggested PSU

550 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

1x 8-pin

Graphics Features

11.1 (10_0)

DirectX

10.0 (10_0)

3.3

OpenGL

3.3 (full) 4.0 (partial)

1.1 (1.0)

OpenCL

N/A

Vulkan

N/A

1.0

CUDA

-

4.0

Shader Model

4.0

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