ATI Radeon HD 5850 vs ATI Radeon HD 5870
GPU · Specs Compare
Graphics Card
Release Date
Sep 2009
Sep 2009
Generation
Evergreen
Evergreen
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 2.0 x16
Clock Speeds
Memory Clock
1000 MHz
1200 MHz
Memory
Memory Size
1024MB
1024MB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
128.0GB/s
153.6GB/s
Render Config
Compute Units
18
20
Shading Units
1440
1600
TMUs
72
80
ROPs
32
32
L1 Cache
8 KB (per CU)
8 KB (per CU)
L2 Cache
512 KB
512 KB
Theoretical Performance
Pixel Rate
23.20 GPixel/s
27.20 GPixel/s
Texture Rate
52.20 GTexel/s
68.00 GTexel/s
FP32 (float)
2.088 TFLOPS
2.720 TFLOPS
FP64 (double)
417.6 GFLOPS
544.0 GFLOPS
Graphics Processor
GPU Name
Cypress
Cypress
GPU Variant
Cypress PRO(215-0735043)
Cypress XT(215-0735033)
Architecture
TeraScale 2
TeraScale 2
Foundry
TSMC
TSMC
Process Size
40 nm
40 nm
Transistors
2.154 billion
2.154 billion
Die Size
334 mm²
334 mm²
Board Design
TDP
151W
188W
Suggested PSU
450 W
450 W
Outputs
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
Power Connectors
2x 6-pin
2x 6-pin
Graphics Features
DirectX
11.2 (11_0)
11.2 (11_0)
OpenGL
4.4
4.4
OpenCL
1.2
1.2
Vulkan
N/A
N/A
Shader Model
5.0
5.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.