ATI Radeon HD 4870 X2: GPU Specs & Benchmarks

The Radeon HD 4870 X2 is a graphics card by ATI, built on the 55 nm process and based on the R700 graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.

Recommended Gaming Resolutions 640x480 1280x720 1366x768 1600x900 1920x1080 2560x1440 3840x2160

Benchmarks

3DMark Fire Strike
3303

Graphics Processor (GPU)

GPU Name
R700
Model number
R700 XT
(215-0669045)
Architecture
TeraScale
Foundry
TSMC
Process Size
55 nm
Transistors
956 million
Die Size
256 mm²

Graphics Card

Release Date
Aug 12th, 2008
Family
Radeon R700
(HD 4800)
Production
End-of-life
Launch Price
550 USD
Predecessor
Radeon R600
Bus Interface
PCIe 2.0 x16

Memory

Memory Size
1024 MB x2
Memory Type
GDDR5
Memory Bus
256 bit x2

Clock Speeds

Memory Clock
900 MHz
3.6 Gbps effective
GPU Clock
750 MHz

Render Config

TMUs
40 x2
ROPs
16 x2

Board Design

Length
267 mm
10.5 inches
Width
111 mm
4.4 inches
Height
38 mm
1.5 inches
Thermal design power (TDP)
286 W
Suggested PSU
600 W
Display Connectors
2x DVI
1x S-Video
Power Connectors
1x 6-pin + 1x 8-pin
Board Number
B509-37

API support

DirectX
10.1 (10_1)
OpenGL
3.3
OpenCL
1.1
Vulkan
N/A
Shader Model
4.1
Radeon HD 4870 X2
ATI Radeon HD 4870 X2: GPU Specs & Benchmarks