NVIDIA GeForce GTX 275 vs AMD Radeon R9 295X2

VS

NVIDIA GeForce GTX 275

AMD Radeon R9 295X2

We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 275 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 275 's Advantages

Lower TDP (219W vs 500W)

AMD Radeon R9 295X2 's Advantages

Released 5 years and 3 months late

More VRAM (4GB vs 896GB)

Larger VRAM bandwidth (320.0GB/s vs 127.0GB/s)

2576 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 275

0.674 TFLOPS

Radeon R9 295X2 +750%

5.733 TFLOPS

GeForce GTX 275

VS

Radeon R9 295X2

Graphics Card

Jan 2009

Release Date

Apr 2014

GeForce 200

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1134 MHz

Memory Clock

1250 MHz

Memory

896MB

Memory Size

4GB

GDDR3

Memory Type

GDDR5

448bit

Memory Bus

512bit

127.0GB/s

Bandwidth

320.0GB/s

Render Config

-

Compute Units

44

30

SM Count

-

240

Shading Units

2816

80

TMUs

176

28

ROPs

64

-

L1 Cache

16 KB (per CU)

224 KB

L2 Cache

1024 KB

-

Theoretical Performance

17.72 GPixel/s

Pixel Rate

65.15 GPixel/s

50.64 GTexel/s

Texture Rate

179.2 GTexel/s

-

673.9 GFLOPS

FP32 (float)

5.733 TFLOPS

84.24 GFLOPS

FP64 (double)

716.7 GFLOPS

Board Design

219W

TDP

500W

550 W

Suggested PSU

900 W

2x DVI

Outputs

1x DVI 4x mini-DisplayPort 1.2

2x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

GT200B

GPU Name

Vesuvius

G200-105-B3

GPU Variant

Vesuvius XT (215-0852022)

Tesla 2.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

1.4 billion

Transistors

6.2 billion

470 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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