ATI Radeon HD 4890 vs Intel UHD Graphics

Table of Contents

Graphics Processor

GPU model RV790 Amber Lake GT2
GPU variant RV790 XT (215-0758016)
Architecture TeraScale Generation 9.5
Foundry TSMC Intel
Manufacturing process 55 nm 14 nm
Number of transistors 959 million unknown
Die size 282 mm² unknown

Graphics Card

Release date Apr 2nd, 2009
Generation Radeon R700
Production End-of-life
Launch price 249 USD
Interface PCIe 2.0 x16
Reviews 114 in our database
Predecessor Radeon R600
Successor Evergreen

Clocks

GPU clock 850 MHz
Memory clock 975 MHz 3.9 Gbps effective System Shared
Base clock 300 MHz
Boost clock 1050 MHz

Memory Configuration

Memory size 1024 MB System Shared
Memory type GDDR5 System Shared
Memory bus width 256 bit System Shared
Bandwidth 124.8 GB/s System Dependent

Render Configuration

Shading units 800 192
TMUs 40 24
ROPs 16 3
Compute units 10
Cache L1 16 KB (per CU)
Cache L2 256 KB
Execution units 24

Performance

Pixel rate 13.60 GPixel/s 3.150 GPixel/s
Texture rate 34.00 GTexel/s 25.20 GTexel/s
FP32 (float) performance 1,360 GFLOPS 403.2 GFLOPS
FP64 (double) performance 272.0 GFLOPS (1:5) 100.8 GFLOPS (1:4)
FP16 (half) performance 806.4 GFLOPS (2:1)

Dimensions & Outputs

Slot width Dual-slot IGP
Length 241 mm 9.5 inches
Width 111 mm 4.4 inches
Height 40 mm 1.6 inches
TDP 190 W 15 W
Suggested PSU 450 W
Outputs 2x DVI1x S-Video No outputs
Power connectors 2x 6-pin
Board number B790-31

API Support & Features

DirectX 10.1 (10_1) 12 (12_1)
OpenGL 3.3 4.6
OpenCL 1.1 3.0
Vulkan 1.2
Shader model 4.1 6.4

Other Features

Integrated Graphics

Release date Aug 21st, 2019
Generation HD Graphics-T (Amber Lake)
Production Active
Interface Ring Bus
Reviews 1 in our database

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