GPU Comparison

AMD
RADEON

AMD Radeon HD 6850 X2

CORE STATE Barts
VRAM 2 GB
CLOCK SPEED
TDP 254 W
BUS WIDTH 256 bit
ARCHITECTURE TeraScale 2
nm
PROCESS 40 nm
LAUNCH DATE 2011
VS
NVIDIA
GEFORCE

GeForce GTX 590

CORE STATE GF110
VRAM 1536 MB
CLOCK SPEED
TDP 365 W
BUS WIDTH 384 bit
ARCHITECTURE Fermi 2.0
nm
PROCESS 40 nm
LAUNCH DATE 2011

PERFORMANCE BENCHMARKS

geekbench_opencl
3,977
12,830

DETAILED SPECIFICATIONS

SPECIFICATION
HD 6850 X2
GTX 590
Core Specs
Shading Units
960
512 -46.7%
Shaders
960
512 -46.7%
TMUs
48
64 +33.3%
ROPs
32
48 +50.0%
Compute Units
12
SM Count
16
Clocks
GPU Clock
800 MHz
608 MHz
Shader Clock
1215 MHz
Memory Clock
1050 MHz 4.2 Gbps effective
854 MHz 3.4 Gbps effective
Memory
Memory Size
2 GB
1536 MB
VRAM (MB)
2,048
1,536 -25.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
384 bit
Bandwidth
134.4 GB/s
164.0 GB/s
Cache
L1 Cache
8 KB (per CU)
64 KB (per SM)
L2 Cache
512 KB
768 KB
Performance
Pixel Rate
25.60 GPixel/s
19.46 GPixel/s
Texture Rate
38.40 GTexel/s
38.91 GTexel/s
FP32 (TFLOPS)
1.536 TFLOPS
1,244.2 GFLOPS
FP64 (TFLOPS)
155.5 GFLOPS (1:8)
Power
TDP
254 W
365 W
TDP (W)
254
365 +43.7%
Suggested PSU
600 W
750 W
Power Connectors
2x 8-pin
2x 8-pin
Architecture
Architecture
TeraScale 2
Fermi 2.0
GPU Name
Barts
GF110
Generation
Northern Islands (HD 6800)
GeForce 500
Process Size
40 nm
40 nm
Transistors
1,700 million
3,000 million
Die Size
255 mm²
520 mm²
Foundry
TSMC
TSMC
Density
6.7M / mm²
5.8M / mm²
API Support
DirectX
11.2 (11_0)
12 (11_0)
OpenGL
4.4
4.6
OpenCL
1.2
1.1
CUDA
2.0
Shader Model
5.0
5.1
Physical
Slot Width
Dual-slot
Dual-slot
Length
279 mm 11 inches
Height
111 mm 4.4 inches
Outputs
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
3x DVI1x mini-DisplayPort
Bus Interface
PCIe 2.0 x16
PCIe 2.0 x16
Other
Launch Price
699 USD
Production
End-of-life
End-of-life
Predecessor
Evergreen
GeForce 400
Successor
Southern Islands
GeForce 600
View Radeon HD 6850 X2 Details View GeForce GTX 590 Details