AMD Radeon R9 295X2 vs NVIDIA GeForce GTX 280

VS

AMD Radeon R9 295X2

NVIDIA GeForce GTX 280

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 295X2 and 1024MB VRAM GeForce GTX 280 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 295X2 's Advantages

Released 5 years and 10 months late

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (320.0GB/s vs 141.7GB/s)

2576 additional rendering cores

NVIDIA GeForce GTX 280 's Advantages

Lower TDP (236W vs 500W)

Score

Benchmark

FP32 (float)

Radeon R9 295X2 +821%

5.733 TFLOPS

GeForce GTX 280

0.622 TFLOPS

Radeon R9 295X2

VS

GeForce GTX 280

Graphics Card

Apr 2014

Release Date

Jun 2008

Volcanic Islands

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

1107 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

512bit

Memory Bus

512bit

320.0GB/s

Bandwidth

141.7GB/s

Render Config

44

Compute Units

-

SM Count

30

2816

Shading Units

240

176

TMUs

80

64

ROPs

32

-

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

65.15 GPixel/s

Pixel Rate

19.26 GPixel/s

179.2 GTexel/s

Texture Rate

48.16 GTexel/s

-

5.733 TFLOPS

FP32 (float)

622.1 GFLOPS

716.7 GFLOPS

FP64 (double)

77.76 GFLOPS

Board Design

500W

TDP

236W

900 W

Suggested PSU

550 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Vesuvius

GPU Name

GT200

Vesuvius XT (215-0852022)

GPU Variant

G200-300-A2

GCN 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

6.2 billion

Transistors

1.4 billion

438 mm²

Die Size

576 mm²

Graphics Features

12 (12_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.0

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.3

6.3

Shader Model

4.0

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