Radeon HD 3870
Series:HD 3xxx (Radeon R600)
Codename:RV670 XT
Architecture:TeraScale 1
Release date:2007. November 19.
Die count:1
Die size:192 mm2
Fab:55 nm
Transistors:666 millions
Bus interface:PCI-E 2.0 x16, AGP 8x
Clock rates
Core clock:777 MHz
Memory clock:1126 MHz
Effective memory clock (DDR):
2252 MHz
Memory size:1024, 512 MB
Memory bus type:GDDR4
Memory bus width:256 bit
Memory bandwidth (maximum):72.1 GB/s
Core units
Unified shader units:
(Stream processors)
Texture mapping units (TMU):16
Render output units (ROP):16
Compute units:4
Pixel fillrate:12.4 (GP/s)
Texture fillrate:12.4 (GT/s)
Single Precision (peak):497.3 GFLOPS
Supported Technologies:
Pixel shader:
Thermal Design Power (TDP,Max):106 W
Energy efficiency:
- Single Precision / TDP:4.69 GFLOPS/W
Release price (USD):270 USD
Performance/price ratio:1.84 GFLOPS/$
2 / 10
Recommended CPUs:
Athlon 64 X2 4450e
Pentium E2180
Athlon 64 X2 BE-2300
Core 2 Duo E4300
Athlon 64 X2 BE-2350
Celeron E1400
Athlon 64 X2 4000+
Celeron J1750
Athlon 64 X2 4200+
Celeron J1800
Celeron G460
Athlon Neo X2 6850e
Athlon II X2 250u
Celeron J3060
Pentium E2160
Core 2 Duo E4200
Athlon 64 X2 3800+
Athlon 64 X2 3400+
Athlon Neo X2 6650e
Sempron X2 2300
Sempron X2 2200
Athlon 64 X2 3600+
Athlon 64 X2 3000+
Pentium E2140
Sempron X2 2100
Celeron E1200
Atom D2700
Pentium D 960
Sempron 2650
Sempron 145
Athlon 64 X2 3250e
Athlon 64 FX FX-55
Pentium D 950
Sempron 140
Pentium D 945
Athlon 64 FX FX-57
Pentium D 940
Atom D525
Celeron G440
Athlon 64 LE-1660
Pentium D 935
Sempron 150
Atom D510
Sempron 130
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