NVIDIA GeForce 8800 Ultra vs AMD Radeon HD 7950 Monica BIOS 1

VS

NVIDIA GeForce 8800 Ultra

AMD Radeon HD 7950 Monica BIOS 1

We compared two Desktop platform GPUs: 768MB VRAM GeForce 8800 Ultra and 3GB VRAM Radeon HD 7950 Monica BIOS 1 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 185W)

AMD Radeon HD 7950 Monica BIOS 1 's Advantages

Released 4 years and 8 months late

More VRAM (3GB vs 768GB)

Larger VRAM bandwidth (240.0GB/s vs 103.7GB/s)

1408 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8800 Ultra

0.387 TFLOPS

Radeon HD 7950 Monica BIOS 1 +634%

2.842 TFLOPS

GeForce 8800 Ultra

VS

Radeon HD 7950 Monica BIOS 1

Graphics Card

May 2007

Release Date

Jan 2012

GeForce 8

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1080 MHz

Memory Clock

1250 MHz

Memory

768MB

Memory Size

3GB

GDDR3

Memory Type

GDDR5

384bit

Memory Bus

384bit

103.7GB/s

Bandwidth

240.0GB/s

Render Config

-

Compute Units

24

16

SM Count

-

128

Shading Units

1536

32

TMUs

96

24

ROPs

32

-

L1 Cache

16 KB (per CU)

96 KB

L2 Cache

768 KB

-

Theoretical Performance

14.69 GPixel/s

Pixel Rate

29.60 GPixel/s

39.17 GTexel/s

Texture Rate

88.80 GTexel/s

-

387.1 GFLOPS

FP32 (float)

2.842 TFLOPS

-

FP64 (double)

710.4 GFLOPS

Board Design

171W

TDP

185W

450 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

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

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

G80

GPU Name

Tahiti

G80-450-A3

GPU Variant

Tahiti PRO (215-0821056)

Tesla

Architecture

GCN 1.0

TSMC

Foundry

TSMC

90 nm

Process Size

28 nm

0.681 billion

Transistors

4.313 billion

484 mm²

Die Size

352 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1 (1.0)

OpenCL

1.2

N/A

Vulkan

1.2

1.0

CUDA

-

4.0

Shader Model

5.1

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