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Radeon HD 4870 X2
Manufacturer:AMD
Series:HD 4xxx (Radeon R700)
Codename:R700
Release date:2008. August 12.
Die count:2
Die size:2x 256 mm2
Fab:55 nm
Transistors:2x 956 millions
Bus interface:PCI-E 2.0 x16
Clock rates
Core clock:700 MHz
Memory clock:900 MHz
Effective memory clock (DDR):
https://gamesystemrequirements.com/
7200 MHz
Memory
Memory size:2x 1024 MB
Memory bus type:
https://gamesystemrequirements.com/
GDDR5
Memory bus width:2x 256 bit
Memory bandwidth (maximum):2x 115 GB/s
Core units
Unified shader units:2x 800
Texture mapping units (TMU):2x 40
Render output units (ROP):2x 16
Compute units:2x 10
Supported Technologies:
DirectX:10.1OpenGL:3.3
Pixel shader:4.1OpenCL:1.0
Performance
Pixel fillrate:2x 11.2 (GP/s)
Texture fillrate:2x 28 (GT/s)
Single Precision (peak):2400 GFLOPS
Double Precision (peak):480 GFLOPS
Thermal Design Power (TDP,Max):286 W
Release price (USD):550 USD
Performance
(Benchmark):
2 / 10
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Recommended CPUs:
Pentium G2030T
Pentium G632
Pentium G630
Phenom X4 9700
Pentium G645T
Athlon II X3 425
Pentium G620
Celeron G1610T
Core 2 Duo E8500
Core 2 Duo E8290
A4-6320
Phenom X4 9350e
Phenom X4 9600 BE
Phenom X4 9600
Celeron G550
Pentium G6951
Athlon X2 370K
Pentium G622
Celeron G1620T
Athlon II X3 420e
A6-6400K
A6-6420K
Phenom II X3 705e
Athlon II X3 415e
Athlon II X3 425e
Phenom X3 8850
Core 2 Duo E8400
Celeron G540
Phenom II X3 700e
A4-6300
Phenom X4 9500
A6-5400B
Core i5-750S
A4-7300
Phenom II X2 565
Athlon II X2 280
Pentium G630T
Celeron G530
A6-6400B
Phenom II X2 521
Celeron G550T
Phenom II X2 B59
A6-5400K
Pentium G6960
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