AMD Radeon HD 8990 OEM vs NVIDIA GeForce GTX 260

VS

AMD Radeon HD 8990 OEM

NVIDIA GeForce GTX 260

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 8990 OEM and 896MB VRAM GeForce GTX 260 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8990 OEM 's Advantages

Released 4 years and 10 months late

Boost Clock1000MHz

More VRAM (3GB vs 896GB)

Larger VRAM bandwidth (288.0GB/s vs 111.9GB/s)

1856 additional rendering cores

NVIDIA GeForce GTX 260 's Advantages

Lower TDP (182W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 8990 OEM +758%

4.096 TFLOPS

GeForce GTX 260

0.477 TFLOPS

Radeon HD 8990 OEM

VS

GeForce GTX 260

Graphics Card

Apr 2013

Release Date

Jun 2008

Sea Islands

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

950 MHz

Base Clock

-

1000 MHz

Boost Clock

-

1500 MHz

Memory Clock

999 MHz

Memory

3GB

Memory Size

896MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

448bit

288.0GB/s

Bandwidth

111.9GB/s

Render Config

32

Compute Units

-

SM Count

24

2048

Shading Units

192

128

TMUs

64

32

ROPs

28

-

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

224 KB

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

16.13 GPixel/s

128.0 GTexel/s

Texture Rate

36.86 GTexel/s

-

4.096 TFLOPS

FP32 (float)

476.9 GFLOPS

1024 GFLOPS

FP64 (double)

59.62 GFLOPS

Board Design

375W

TDP

182W

750 W

Suggested PSU

450 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Malta

GPU Name

GT200

Malta XT (215-0849026)

GPU Variant

G200-100-A2

GCN 1.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

4.313 billion

Transistors

1.4 billion

365 mm²

Die Size

576 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

1.3

5.1

Shader Model

4.0

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