NVIDIA GeForce GTX 280 vs AMD Radeon R9 295X2

VS

NVIDIA GeForce GTX 280

AMD Radeon R9 295X2

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 280 and 4GB VRAM Radeon R9 295X2 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 500W)

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

Score

Benchmark

FP32 (float)

GeForce GTX 280

0.622 TFLOPS

Radeon R9 295X2 +821%

5.733 TFLOPS

GeForce GTX 280

VS

Radeon R9 295X2

Graphics Card

Jun 2008

Release Date

Apr 2014

GeForce 200

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1107 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

4GB

GDDR3

Memory Type

GDDR5

512bit

Memory Bus

512bit

141.7GB/s

Bandwidth

320.0GB/s

Render Config

-

Compute Units

44

30

SM Count

-

240

Shading Units

2816

80

TMUs

176

32

ROPs

64

-

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

-

Theoretical Performance

19.26 GPixel/s

Pixel Rate

65.15 GPixel/s

48.16 GTexel/s

Texture Rate

179.2 GTexel/s

-

622.1 GFLOPS

FP32 (float)

5.733 TFLOPS

77.76 GFLOPS

FP64 (double)

716.7 GFLOPS

Board Design

236W

TDP

500W

550 W

Suggested PSU

900 W

2x DVI 1x S-Video

Outputs

1x DVI 4x mini-DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

GT200

GPU Name

Vesuvius

G200-300-A2

GPU Variant

Vesuvius XT (215-0852022)

Tesla 2.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

1.4 billion

Transistors

6.2 billion

576 mm²

Die Size

438 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.0

N/A

Vulkan

1.2

1.3

CUDA

-

4.0

Shader Model

6.3

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