ATI FirePro V7900 vs ATI Radeon HD 4450

VS

ATI FirePro V7900

ATI Radeon HD 4450

We compared two Desktop platform GPUs: 2GB VRAM FirePro V7900 and 512MB VRAM Radeon HD 4450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V7900 's Advantages

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (160.0GB/s vs 6.400GB/s)

1200 additional rendering cores

ATI Radeon HD 4450 's Advantages

Released 6 months late

Lower TDP (25W vs 150W)

Score

Benchmark

FP32 (float)

FirePro V7900 +1833%

1.856 TFLOPS

Radeon HD 4450

0.096 TFLOPS

FirePro V7900

VS

Radeon HD 4450

Graphics Card

May 2011

Release Date

Nov 2011

FirePro

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

400 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

6.400GB/s

Render Config

20

Compute Units

1

-

1280

Shading Units

80

TMUs

8

32

ROPs

4

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

64 KB

-

Theoretical Performance

23.20 GPixel/s

Pixel Rate

2.400 GPixel/s

58.00 GTexel/s

Texture Rate

4.800 GTexel/s

-

1.856 TFLOPS

FP32 (float)

96.00 GFLOPS

464.0 GFLOPS

FP64 (double)

-

Board Design

150W

TDP

25W

450 W

Suggested PSU

200 W

4x DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0

1x 6-pin

Power Connectors

None

Graphics Processor

Cayman

GPU Name

RV710

Cayman PRO GL

GPU Variant

RV710 (215-0725016)

TeraScale 3

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

2.64 billion

Transistors

0.242 billion

389 mm²

Die Size

73 mm²

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

5.0

Shader Model

4.1

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