NVIDIA GeForce GTX 280 vs AMD Radeon R9 280X2

VS

NVIDIA GeForce GTX 280

AMD Radeon R9 280X2

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 280 and 3GB VRAM Radeon R9 280X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 280 's Advantages

Lower TDP (236W vs 375W)

AMD Radeon R9 280X2 's Advantages

Boost Clock1000MHz

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (288.0GB/s vs 141.7GB/s)

1808 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 280

0.622 TFLOPS

Radeon R9 280X2 +558%

4.096 TFLOPS

GeForce GTX 280

VS

Radeon R9 280X2

Graphics Card

Jun 2008

Release Date

Unknown

GeForce 200

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

950 MHz

-

Boost Clock

1000 MHz

1107 MHz

Memory Clock

1500 MHz

Memory

1024MB

Memory Size

3GB

GDDR3

Memory Type

GDDR5

512bit

Memory Bus

384bit

141.7GB/s

Bandwidth

288.0GB/s

Render Config

-

Compute Units

32

30

SM Count

-

240

Shading Units

2048

80

TMUs

128

32

ROPs

32

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

768 KB

-

Theoretical Performance

19.26 GPixel/s

Pixel Rate

32.00 GPixel/s

48.16 GTexel/s

Texture Rate

128.0 GTexel/s

-

622.1 GFLOPS

FP32 (float)

4.096 TFLOPS

77.76 GFLOPS

FP64 (double)

1024 GFLOPS

Board Design

236W

TDP

375W

550 W

Suggested PSU

750 W

2x DVI 1x S-Video

Outputs

6x mini-DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

3x 8-pin

Graphics Processor

GT200

GPU Name

Tahiti

G200-300-A2

GPU Variant

Tahiti XTL (215-0821065)

Tesla 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

1.4 billion

Transistors

4.313 billion

576 mm²

Die Size

352 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

1.3

CUDA

-

4.0

Shader Model

5.1

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