AMD Radeon R9 280X2 vs NVIDIA GeForce 8800 GS Mac Edition

VS

AMD Radeon R9 280X2

NVIDIA GeForce 8800 GS Mac Edition

We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 280X2 and 512MB VRAM GeForce 8800 GS Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 280X2 's Advantages

Boost Clock1000MHz

More VRAM (3GB vs 512GB)

Larger VRAM bandwidth (288.0GB/s vs 51.14GB/s)

1984 additional rendering cores

NVIDIA GeForce 8800 GS Mac Edition 's Advantages

Lower TDP (105W vs 375W)

Score

Benchmark

FP32 (float)

Radeon R9 280X2 +2460%

4.096 TFLOPS

GeForce 8800 GS Mac Edition

0.16 TFLOPS

Radeon R9 280X2

VS

GeForce 8800 GS Mac Edition

Graphics Card

Unknown

Release Date

Jan 2008

Volcanic Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

MXM-HE

Clock Speeds

950 MHz

Base Clock

-

1000 MHz

Boost Clock

-

1500 MHz

Memory Clock

799 MHz

Memory

3GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

256bit

288.0GB/s

Bandwidth

51.14GB/s

Render Config

32

Compute Units

-

SM Count

8

2048

Shading Units

64

128

TMUs

32

ROPs

16

-

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

64 KB

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

8.000 GPixel/s

128.0 GTexel/s

Texture Rate

16.00 GTexel/s

-

4.096 TFLOPS

FP32 (float)

160.0 GFLOPS

1024 GFLOPS

FP64 (double)

-

Board Design

375W

TDP

105W

750 W

Suggested PSU

300 W

6x mini-DisplayPort 1.2

Outputs

No outputs

3x 8-pin

Power Connectors

None

Graphics Processor

Tahiti

GPU Name

G92

Tahiti XTL (215-0821065)

GPU Variant

-

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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