ATI Radeon HD 2600 XT vs ATI Radeon HD 4670

Graphics Processor

GPU model RV630 RV730
Architecture TeraScale TeraScale
Foundry TSMC TSMC
Manufacturing process 65 nm 55 nm
Number of transistors 390 million 514 million
Die size 153 mm² 146 mm²
GPU variant RV730 XT (215-0719047)

Graphics Card

Release date Jun 28th, 2007 Sep 10th, 2008
Generation Radeon R600 Radeon R700
Production End-of-life End-of-life
Launch price 199 USD 67 USD
Interface PCIe 1.0 x16 PCIe 2.0 x16
Reviews 82 in our database 49 in our database
Predecessor Radeon R500 PCIe Radeon R600
Successor Radeon R700 Evergreen

Clocks

GPU clock 800 MHz 750 MHz
Memory clock 700 MHz 1400 Mbps effective 1000 MHz 2 Gbps effective

Memory Configuration

Memory size 256 MB 512 MB
Memory type GDDR3 GDDR3
Memory bus width 128 bit 128 bit
Bandwidth 22.40 GB/s 32.00 GB/s

Render Configuration

Shading units 120 320
TMUs 8 32
ROPs 4 8
Compute units 3 4
Cache L2 64 KB 128 KB
Cache L1 16 KB (per CU)

Performance

Pixel rate 3.200 GPixel/s 6.000 GPixel/s
Texture rate 6.400 GTexel/s 24.00 GTexel/s
FP32 (float) performance 192.0 GFLOPS 480.0 GFLOPS

Dimensions & Outputs

Slot width Single-slot Single-slot
TDP 45 W 59 W
Suggested PSU 200 W 250 W
Outputs 2x DVI1x S-Video 2x DVI1x S-Video
Power connectors None None
Length 193 mm 7.6 inches
Board number B666

API Support & Features

DirectX 10.0 (10_0) 10.1 (10_1)
OpenGL 3.3 3.3
OpenCL 1.1
Vulkan
Shader model 4.0 4.1

Other Features

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