Radeon HD 5870 Eyefinity 6 vs Radeon HD 6850 1440SP Edition
We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 5870 Eyefinity 6 and 1024MB VRAM Radeon HD 6850 1440SP Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 5870 Eyefinity 6 's Advantages
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (153.6GB/s vs 128.0GB/s)
160 additional rendering cores
Radeon HD 6850 1440SP Edition 's Advantages
Released 2 years and 5 months late
Lower TDP (151W vs 228W)
Score
Benchmark
FP32 (float)
Radeon HD 5870 Eyefinity 6
+30%
2720
Radeon HD 6850 1440SP Edition
2088
Graphics Card
Mar 2010
Release Date
Aug 2012
Evergreen
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1200 MHz
Memory Clock
1000 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
153.6GB/s
Bandwidth
128.0GB/s
Render Config
20
Compute Units
18
1600
Shading Units
1440
80
TMUs
72
32
ROPs
32
8 KB (per CU)
L1 Cache
8 KB (per CU)
512 KB
L2 Cache
512 KB
Theoretical Performance
27.20 GPixel/s
Pixel Rate
23.20 GPixel/s
68.00 GTexel/s
Texture Rate
52.20 GTexel/s
2.720 TFLOPS
FP32 (float)
2.088 TFLOPS
544.0 GFLOPS
FP64 (double)
417.6 GFLOPS
Board Design
228W
TDP
151W
550 W
Suggested PSU
450 W
6x mini-DisplayPort 1.1
Outputs
2x DVI
1x HDMI 1.3a
1x DisplayPort 1.1
1x 6-pin + 1x 8-pin
Power Connectors
2x 6-pin
Graphics Processor
Cypress
GPU Name
Cypress
Cypress XT
(215-0735033)
GPU Variant
Cypress PRO
(215-0735043)
TeraScale 2
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
2.154 billion
Transistors
2.154 billion
334 mm²
Die Size
334 mm²
Graphics Features
11.2 (11_0)
DirectX
11.2 (11_0)
4.4
OpenGL
4.4
1.2
OpenCL
1.2
N/A
Vulkan
N/A
5.0
Shader Model
5.0
