NVIDIA GeForce GTX 645 OEM vs ATI FirePro V4800

VS

NVIDIA GeForce GTX 645 OEM

ATI FirePro V4800

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 645 OEM and 1024MB VRAM FirePro V4800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 645 OEM 's Advantages

Released 3 years late

Larger VRAM bandwidth (64.00GB/s vs 57.60GB/s)

176 additional rendering cores

Lower TDP (65W vs 69W)

Score

Benchmark

FP32 (float)

GeForce GTX 645 OEM +53%

0.949 TFLOPS

FirePro V4800

0.62 TFLOPS

GeForce GTX 645 OEM

VS

FirePro V4800

Graphics Card

Apr 2013

Release Date

Apr 2010

GeForce 600

Generation

FirePro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

57.60GB/s

Render Config

-

Compute Units

5

-

576

Shading Units

400

48

TMUs

20

16

ROPs

8

-

16 KB (per SMX)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

9.888 GPixel/s

Pixel Rate

6.200 GPixel/s

39.55 GTexel/s

Texture Rate

15.50 GTexel/s

-

949.2 GFLOPS

FP32 (float)

620.0 GFLOPS

39.55 GFLOPS

FP64 (double)

-

Board Design

65W

TDP

69W

250 W

Suggested PSU

250 W

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

Outputs

1x DVI 2x DisplayPort 1.1

None

Power Connectors

None

Graphics Processor

GK106

GPU Name

Redwood

GK106-200-A1

GPU Variant

Redwood XT GL

Kepler

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.54 billion

Transistors

0.627 billion

221 mm²

Die Size

104 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

5.0

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