ATI FirePro V7900 SDI vs ATI Radeon HD 4850

VS

ATI FirePro V7900 SDI ATI Radeon HD 4850

We compared two Desktop platform GPUs: 2GB VRAM FirePro V7900 SDI and 512MB VRAM Radeon HD 4850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V7900 SDI 's Advantages

Released 2 years and 11 months late

Larger VRAM bandwidth (160.0GB/s vs 63.55GB/s)

480 additional rendering cores

ATI Radeon HD 4850 's Advantages

Lower TDP (110W vs 150W)

Score

Benchmark

FP32 (float)

FirePro V7900 SDI +85%

1.856 TFLOPS

Radeon HD 4850

1 TFLOPS

FirePro V7900 SDI

VS

Radeon HD 4850

Graphics Card

May 2011

Release Date

Jun 2008

FirePro

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1250 MHz

Memory Clock

993 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

63.55GB/s

Render Config

-

SM Count

-

20

Compute Units

10

1280

Shading Units

800

80

TMUs

40

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

23.20 GPixel/s

Pixel Rate

10.00 GPixel/s

58.00 GTexel/s

Texture Rate

25.00 GTexel/s

-

FP16 (half)

-

1.856 TFLOPS

FP32 (float)

1000 GFLOPS

464.0 GFLOPS

FP64 (double)

200.0 GFLOPS

Graphics Processor

Cayman

GPU Name

RV770

Cayman PRO GL

GPU Variant

RV770 PRO (215-0669065)

TeraScale 3

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

2.64 billion

Transistors

0.956 billion

389 mm²

Die Size

256 mm²

Board Design

150W

TDP

110W

450 W

Suggested PSU

300 W

4x SDI

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

1x 6-pin

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

-

CUDA

-

5.0

Shader Model

4.1

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