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GPU Comparison
AMD Radeon R9 270 1024SP vs AMD Radeon HD 6930
AMD Radeon R9 270 1024SP vs AMD Radeon HD 6930
VS
AMD Radeon R9 270 1024SP
AMD Radeon HD 6930
We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270 1024SP and 1024MB VRAM Radeon HD 6930 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 270 1024SP 's Advantages
Released 3 years and 3 months late
Boost Clock925MHz
More VRAM (2GB vs 1GB)
Lower TDP (150W vs 186W)
AMD Radeon HD 6930 's Advantages
256 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R9 270 1024SP
1.894 TFLOPS
Radeon HD 6930
+1%
1.92 TFLOPS
Radeon R9 270 1024SP
VS
Radeon HD 6930
Graphics Card
Mar 2015
Release Date
Dec 2011
Volcanic Islands
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
900 MHz
Base Clock
-
925 MHz
Boost Clock
-
1200 MHz
Memory Clock
1200 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
153.6GB/s
Bandwidth
153.6GB/s
Render Config
-
SM Count
-
16
Compute Units
20
1024
Shading Units
1280
64
TMUs
80
32
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
512 KB
L2 Cache
512 KB
Theoretical Performance
29.60 GPixel/s
Pixel Rate
24.00 GPixel/s
59.20 GTexel/s
Texture Rate
60.00 GTexel/s
-
FP16 (half)
-
1.894 TFLOPS
FP32 (float)
1.920 TFLOPS
118.4 GFLOPS
FP64 (double)
480.0 GFLOPS
Graphics Processor
Pitcairn
GPU Name
Cayman
Pitcairn PRO (215-0828062)
GPU Variant
Cayman CE (215-0807105)
GCN 1.0
Architecture
TeraScale 3
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
2.8 billion
Transistors
2.64 billion
212 mm²
Die Size
389 mm²
Board Design
150W
TDP
186W
450 W
Suggested PSU
450 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
1x 6-pin
Power Connectors
2x 6-pin
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
-
CUDA
-
5.1
Shader Model
5.0
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