ATI Radeon X1700 FSC vs NVIDIA GeForce GT 640 Rev. 2

VS

ATI Radeon X1700 FSC

NVIDIA GeForce GT 640 Rev. 2

We compared two Desktop platform GPUs: 256MB VRAM Radeon X1700 FSC and 1024MB VRAM GeForce GT 640 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon X1700 FSC 's Advantages

Lower TDP (44W vs 49W)

NVIDIA GeForce GT 640 Rev. 2 's Advantages

Released 5 years and 6 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (40.06GB/s vs 22.24GB/s)

384 additional rendering cores

Score

Radeon X1700 FSC

VS

GeForce GT 640 Rev. 2

Graphics Card

Nov 2007

Release Date

May 2013

Radeon R500 PCIe

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x8

Clock Speeds

-

695 MHz

Memory Clock

1252 MHz

Memory

256MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

64bit

22.24GB/s

Bandwidth

40.06GB/s

Render Config

-

Shading Units

384

4

TMUs

32

4

ROPs

8

-

L1 Cache

16 KB (per SMX)

-

L2 Cache

512 KB

-

Theoretical Performance

2.348 GPixel/s

Pixel Rate

8.368 GPixel/s

2.348 GTexel/s

Texture Rate

33.47 GTexel/s

-

FP32 (float)

803.3 GFLOPS

-

FP64 (double)

33.47 GFLOPS

Board Design

44W

TDP

49W

200 W

Suggested PSU

200 W

1x DVI 1x VGA 1x S-Video

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

None

Power Connectors

None

Graphics Processor

RV535

GPU Name

GK208

RV535 FSC

GPU Variant

GK208-400-A1

R500

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

80 nm

Process Size

28 nm

0.33 billion

Transistors

1.02 billion

131 mm²

Die Size

87 mm²

Graphics Features

9.0c (9_3)

DirectX

12 (11_0)

2.1

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.5

3.0

Shader Model

5.1

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