AMD Radeon R5 240 OEM vs NVIDIA GeForce GT 640 OEM

VS

AMD Radeon R5 240 OEM

NVIDIA GeForce GT 640 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon R5 240 OEM and 2GB VRAM GeForce GT 640 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 240 OEM 's Advantages

Released 1 years and 7 months late

Boost Clock780MHz

NVIDIA GeForce GT 640 OEM 's Advantages

Larger VRAM bandwidth (28.51GB/s vs 14.40GB/s)

Score

Benchmark

FP32 (float)

Radeon R5 240 OEM

0.599 TFLOPS

GeForce GT 640 OEM +2%

0.612 TFLOPS

Radeon R5 240 OEM

VS

GeForce GT 640 OEM

Graphics Card

Nov 2013

Release Date

Apr 2012

Volcanic Islands

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

730 MHz

Base Clock

-

780 MHz

Boost Clock

-

900 MHz

Memory Clock

891 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

DDR3

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

28.51GB/s

Render Config

6

Compute Units

-

384

Shading Units

384

24

TMUs

32

8

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

6.240 GPixel/s

Pixel Rate

6.376 GPixel/s

18.72 GTexel/s

Texture Rate

25.50 GTexel/s

-

599.0 GFLOPS

FP32 (float)

612.1 GFLOPS

37.44 GFLOPS

FP64 (double)

25.50 GFLOPS

Board Design

50W

TDP

50W

250 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

None

Graphics Processor

Oland

GPU Name

GK107

-

GPU Variant

GK107-320-A2

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.95 billion

Transistors

1.27 billion

77 mm²

Die Size

118 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

5.1

Shader Model

5.1

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