NVIDIA GeForce 9800 GT vs ATI Radeon HD 5950

VS

NVIDIA GeForce 9800 GT

ATI Radeon HD 5950

We compared two Desktop platform GPUs: 512MB VRAM GeForce 9800 GT and 1024MB VRAM ATI Radeon HD 5950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 9800 GT 's Advantages

Lower TDP (125W vs 302W)

ATI Radeon HD 5950 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (128.0GB/s vs 57.60GB/s)

1328 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 9800 GT

0.336 TFLOPS

ATI Radeon HD 5950 +521%

2.088 TFLOPS

GeForce 9800 GT

VS

ATI Radeon HD 5950

Graphics Card

Jul 2008

Release Date

Unknown

GeForce 9

Generation

Evergreen

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

1000 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

256bit

57.60GB/s

Bandwidth

128.0GB/s

Render Config

-

Compute Units

18

14

SM Count

-

112

Shading Units

1440

56

TMUs

72

16

ROPs

32

-

L1 Cache

8 KB (per CU)

64 KB

L2 Cache

512 KB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

23.20 GPixel/s

33.60 GTexel/s

Texture Rate

52.20 GTexel/s

-

336.0 GFLOPS

FP32 (float)

2.088 TFLOPS

-

Board Design

125W

TDP

302W

300 W

Suggested PSU

700 W

2x DVI 1x S-Video

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

G92B

GPU Name

Hemlock

G92-280-B1

GPU Variant

Hemlock PRO

Tesla

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.754 billion

Transistors

2.154 billion

260 mm²

Die Size

334 mm²

Graphics Features

11.1 (10_0)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

1.1

CUDA

-

4.0

Shader Model

5.0

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