AMD Radeon HD 6990 vs NVIDIA GeForce 9500 GT

VS

AMD Radeon HD 6990

NVIDIA GeForce 9500 GT

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6990 and 512MB VRAM GeForce 9500 GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990 's Advantages

Released 2 years and 8 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (160.0GB/s vs 32.00GB/s)

1504 additional rendering cores

NVIDIA GeForce 9500 GT 's Advantages

Lower TDP (50W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 6990 +2556%

2.55 TFLOPS

GeForce 9500 GT

0.096 TFLOPS

Radeon HD 6990

VS

GeForce 9500 GT

Graphics Card

Mar 2011

Release Date

Jul 2008

Northern Islands

Generation

GeForce 9

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

32.00GB/s

Render Config

24

Compute Units

-

SM Count

4

1536

Shading Units

32

96

TMUs

16

32

ROPs

8

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

32 KB

-

Theoretical Performance

26.56 GPixel/s

Pixel Rate

4.800 GPixel/s

79.68 GTexel/s

Texture Rate

9.600 GTexel/s

-

2.550 TFLOPS

FP32 (float)

96.00 GFLOPS

637.4 GFLOPS

FP64 (double)

-

Board Design

375W

TDP

50W

750 W

Suggested PSU

250 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

None

Graphics Processor

Antilles

GPU Name

G96

Antilles XT (215-0807027)

GPU Variant

-

TeraScale 3

Architecture

Tesla

TSMC

Foundry

UMC

40 nm

Process Size

65 nm

2.64 billion

Transistors

0.314 billion

389 mm²

Die Size

144 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.1

5.0

Shader Model

4.0

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