AMD Radeon HD 8950 OEM vs NVIDIA GeForce 8800 GT Mac Edition

VS

AMD Radeon HD 8950 OEM

NVIDIA GeForce 8800 GT Mac Edition

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 8950 OEM and 512MB VRAM GeForce 8800 GT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8950 OEM 's Advantages

Released 4 years and 11 months late

Boost Clock925MHz

More VRAM (3GB vs 512GB)

Larger VRAM bandwidth (240.0GB/s vs 57.60GB/s)

1680 additional rendering cores

NVIDIA GeForce 8800 GT Mac Edition 's Advantages

Lower TDP (125W vs 200W)

Score

Benchmark

FP32 (float)

Radeon HD 8950 OEM +886%

3.315 TFLOPS

GeForce 8800 GT Mac Edition

0.336 TFLOPS

Radeon HD 8950 OEM

VS

GeForce 8800 GT Mac Edition

Graphics Card

Jan 2013

Release Date

Feb 2008

Sea Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

850 MHz

Base Clock

-

925 MHz

Boost Clock

-

1250 MHz

Memory Clock

900 MHz

Memory

3GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

256bit

240.0GB/s

Bandwidth

57.60GB/s

Render Config

28

Compute Units

-

SM Count

14

1792

Shading Units

112

TMUs

56

32

ROPs

16

-

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

64 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

9.600 GPixel/s

103.6 GTexel/s

Texture Rate

33.60 GTexel/s

-

3.315 TFLOPS

FP32 (float)

336.0 GFLOPS

828.8 GFLOPS

FP64 (double)

-

Board Design

200W

TDP

125W

550 W

Suggested PSU

300 W

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

Outputs

2x DVI

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Tahiti

GPU Name

G92

Tahiti PRO (215-0821056)

GPU Variant

G92-270-A2

GCN 1.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

4.313 billion

Transistors

0.754 billion

352 mm²

Die Size

324 mm²

Graphics Features

12 (11_1)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.1

5.1

Shader Model

4.0

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