Radeon HD 5870 Eyefinity 6 vs Radeon HD 3850 X2
We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 5870 Eyefinity 6 and 512MB VRAM Radeon HD 3850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 5870 Eyefinity 6 's Advantages
Released 1 years and 11 months late
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (153.6GB/s vs 52.99GB/s)
1280 additional rendering cores
Radeon HD 3850 X2 's Advantages
Lower TDP (140W vs 228W)
Score
Benchmark
FP32 (float)
Radeon HD 5870 Eyefinity 6
+535%
2720
Radeon HD 3850 X2
428
Graphics Card
Mar 2010
Release Date
Apr 2008
Evergreen
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1200 MHz
Memory Clock
828 MHz
Memory
2GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
256bit
153.6GB/s
Bandwidth
52.99GB/s
Render Config
20
Compute Units
4
1600
Shading Units
320
80
TMUs
16
32
ROPs
16
8 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
256 KB
Theoretical Performance
27.20 GPixel/s
Pixel Rate
10.70 GPixel/s
68.00 GTexel/s
Texture Rate
10.70 GTexel/s
2.720 TFLOPS
FP32 (float)
428.2 GFLOPS
544.0 GFLOPS
FP64 (double)
85.63 GFLOPS
Board Design
228W
TDP
140W
550 W
Suggested PSU
300 W
6x mini-DisplayPort 1.1
Outputs
2x DVI
1x S-Video
1x 6-pin + 1x 8-pin
Power Connectors
-
Graphics Processor
Cypress
GPU Name
RV670
Cypress XT
(215-0735033)
GPU Variant
RV670 PRO
(215-0708003)
TeraScale 2
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
55 nm
2.154 billion
Transistors
0.666 billion
334 mm²
Die Size
192 mm²
Graphics Features
11.2 (11_0)
DirectX
10.1 (10_1)
4.4
OpenGL
3.3 (full)
4.0 (partial)
1.2
OpenCL
N/A
N/A
Vulkan
N/A
5.0
Shader Model
4.1
