ATI Radeon HD 4250 Full Specs

Summary

40 Shaders 594MHz

512MB DDR26.4GB/s

Peak·FP32·FP16 47.52 GFLOPS

Form Factor PCIe Card

TDP 25W

Theoretical Performance

Clock Speed594MHz UC·Boost·OC

Peak OPS 47.52 GFLOPSFP32

FP32 47.52 GFLOPS

Pixel Rate 2.4 GPixel/s

Texture Rate 2.4 GTexel/s

Core Config

Shaders 40 Shaders

TMUs 4 TMUs

ROPs 4 ROPs

CUs 2 CUs

Clocks

Boost Clock 594MHz

Cache

L1 32KB/4SPs

L2 Cache 64KB shared

Memory

512MB DDR2

Memory Bus 64-bit

Memory Speed 800MT/s

Memory Bandwidth 6.4GB/s

ECC No

Power & Thermals

TDP 25W

Video Output

Max Resolution 2560x1600

Refresh Rate Calculator 2560x1440 Resolution1440p QHD Refresh Rate 66Hz

Multi-Monitor 2

DSC Not Supported

Ports

2x DisplayPort 1.0

API Support

Shader Model 4.1

DirectX DirectX 10 Direct3D 10_1

OpenGL 3.3 OpenCL 1.1

GFX 3

Decoder

Decoder UVD 1.0

Codec VC-1 AVC (H.264)

Card

Form Factor PCIe Card

PCIe PCIe 2.0 x16 1-Slots

Cooling Open-Air 1x Fan

Chip

Manufacturer ATI

Chip Designer ATI

Architecture TeraScale 1

Family Radeon HD 4000

Branding

Codename Koopa

Chip Variant RV620 LE

Market Segment Desktop

Release Date Feb 25, 2009

Fabrication

Foundry TSMC

Fabrication Node 55nm

Die Size 67mm²

Transistor Count 181M

Transistor Density 2.7 MTr/mm²

Images