AMD Radeon R9 280 vs ATI Radeon HD 5870 Eyefinity 6
We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 280 and 2GB VRAM Radeon HD 5870 Eyefinity 6 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 280 's Advantages
Released 4 years late
Boost Clock933MHz
More VRAM (3GB vs 2GB)
Larger VRAM bandwidth (240.0GB/s vs 153.6GB/s)
192 additional rendering cores
Lower TDP (200W vs 228W)
Score
Benchmark
FP32 (float)
Radeon R9 280
+22%
3.344 TFLOPS
Radeon HD 5870 Eyefinity 6
2.72 TFLOPS
Graphics Card
Mar 2014
Release Date
Mar 2010
Volcanic Islands
Generation
Evergreen
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
827 MHz
Base Clock
-
933 MHz
Boost Clock
-
1250 MHz
Memory Clock
1200 MHz
Memory
3GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
256bit
240.0GB/s
Bandwidth
153.6GB/s
Render Config
28
Compute Units
20
-
-
-
1792
Shading Units
1600
112
TMUs
80
32
ROPs
32
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
768 KB
L2 Cache
512 KB
-
-
-
Theoretical Performance
29.86 GPixel/s
Pixel Rate
27.20 GPixel/s
104.5 GTexel/s
Texture Rate
68.00 GTexel/s
-
-
-
3.344 TFLOPS
FP32 (float)
2.720 TFLOPS
836.0 GFLOPS
FP64 (double)
544.0 GFLOPS
Board Design
200W
TDP
228W
550 W
Suggested PSU
550 W
1x DVI
2x HDMI 1.4a
1x DisplayPort 1.2
Outputs
6x mini-DisplayPort 1.1
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
Tahiti
GPU Name
Cypress
Tahiti PRO3
(215-0821330)
GPU Variant
Cypress XT
(215-0735033)
GCN 1.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
4.313 billion
Transistors
2.154 billion
352 mm²
Die Size
334 mm²
Graphics Features
12 (11_1)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
1.2
OpenCL
1.2
1.2
Vulkan
N/A
-
-
-
5.1
Shader Model
5.0
