NVIDIA GeForce GTX 275 vs AMD Radeon R7 340 OEM

VS

NVIDIA GeForce GTX 275

AMD Radeon R7 340 OEM

We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 275 and 2GB VRAM Radeon R7 340 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 275 's Advantages

Larger VRAM bandwidth (127.0GB/s vs 64.00GB/s)

AMD Radeon R7 340 OEM 's Advantages

Released 6 years and 4 months late

Boost Clock780MHz

More VRAM (2GB vs 896GB)

144 additional rendering cores

Lower TDP (50W vs 219W)

Score

Benchmark

FP32 (float)

GeForce GTX 275 +12%

0.674 TFLOPS

Radeon R7 340 OEM

0.599 TFLOPS

GeForce GTX 275

VS

Radeon R7 340 OEM

Graphics Card

Jan 2009

Release Date

May 2015

GeForce 200

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

730 MHz

-

Boost Clock

780 MHz

1134 MHz

Memory Clock

1000 MHz

Memory

896MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

448bit

Memory Bus

128bit

127.0GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

6

30

SM Count

-

240

Shading Units

384

80

TMUs

24

28

ROPs

8

-

L1 Cache

16 KB (per CU)

224 KB

L2 Cache

256 KB

-

Theoretical Performance

17.72 GPixel/s

Pixel Rate

6.240 GPixel/s

50.64 GTexel/s

Texture Rate

18.72 GTexel/s

-

673.9 GFLOPS

FP32 (float)

599.0 GFLOPS

84.24 GFLOPS

FP64 (double)

37.44 GFLOPS

Board Design

219W

TDP

50W

550 W

Suggested PSU

250 W

2x DVI

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

2x 6-pin

Power Connectors

None

Graphics Processor

GT200B

GPU Name

Oland

G200-105-B3

GPU Variant

-

Tesla 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

1.4 billion

Transistors

0.95 billion

470 mm²

Die Size

77 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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