ATI Radeon HD 5830 vs AMD Radeon R9 270 1024SP
GPU Specs Compare
Graphics Card
Release Date
Feb 2010
Mar 2015
Generation
Evergreen
Volcanic Islands
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1000 MHz
1200 MHz
Base Clock
-
900 MHz
Boost Clock
-
925 MHz
Memory
Memory Size
1024MB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
128.0GB/s
153.6GB/s
Render Config
Compute Units
14
16
Shading Units
1120
1024
TMUs
56
64
ROPs
16
32
L1 Cache
8 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
512 KB
Theoretical Performance
Pixel Rate
12.80 GPixel/s
29.60 GPixel/s
Texture Rate
44.80 GTexel/s
59.20 GTexel/s
FP32 (float)
1.792 TFLOPS
1.894 TFLOPS
FP64 (double)
358.4 GFLOPS
118.4 GFLOPS
Graphics Processor
GPU Name
Cypress
Pitcairn
GPU Variant
Cypress LE(215-0735047)
Pitcairn PRO(215-0828062)
Architecture
TeraScale 2
GCN 1.0
Foundry
TSMC
TSMC
Process Size
40 nm
28 nm
Transistors
2.154 billion
2.8 billion
Die Size
334 mm²
212 mm²
Board Design
TDP
175W
150W
Suggested PSU
450 W
450 W
Outputs
2x DVI1x HDMI 1.3a1x DisplayPort 1.1
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
2x 6-pin
1x 6-pin
Graphics Features
DirectX
11.2 (11_0)
12 (11_1)
OpenGL
4.4
4.6
OpenCL
1.2
1.2
Vulkan
N/A
1.2
Shader Model
5.0
5.1
📊 Benchmark
3DMark Time Spy
301
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