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GPU Comparison
AMD Radeon R9 280X vs AMD Radeon HD 6930
AMD Radeon R9 280X vs AMD Radeon HD 6930
VS
AMD Radeon R9 280X
Type 1 or more characters for results.
AMD Radeon HD 6930
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We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 280X 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 280X 's Advantages
Released 1 years and 10 months late
Boost Clock1000MHz
More VRAM (3GB vs 1024GB)
Larger VRAM bandwidth (288.0GB/s vs 153.6GB/s)
768 additional rendering cores
AMD Radeon HD 6930 's Advantages
Lower TDP (186W vs 250W)
Score
Benchmark
FP32 (float)
Radeon R9 280X
+113%
4.096 TFLOPS
Radeon HD 6930
1.92 TFLOPS
Radeon R9 280X
VS
Radeon HD 6930
Graphics Card
Oct 2013
Release Date
Dec 2011
Volcanic Islands
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
850 MHz
Base Clock
-
1000 MHz
Boost Clock
-
1500 MHz
Memory Clock
1200 MHz
Memory
3GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
256bit
288.0GB/s
Bandwidth
153.6GB/s
Render Config
32
Compute Units
20
-
-
-
2048
Shading Units
1280
128
TMUs
80
32
ROPs
32
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
768 KB
L2 Cache
512 KB
-
-
-
Theoretical Performance
32.00 GPixel/s
Pixel Rate
24.00 GPixel/s
128.0 GTexel/s
Texture Rate
60.00 GTexel/s
-
-
-
4.096 TFLOPS
FP32 (float)
1.920 TFLOPS
1024 GFLOPS
FP64 (double)
480.0 GFLOPS
Board Design
250W
TDP
186W
600 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 + 1x 8-pin
Power Connectors
2x 6-pin
Graphics Processor
Tahiti
GPU Name
Cayman
Tahiti XTL (215-0821065)
GPU Variant
Cayman CE (215-0807105)
GCN 1.0
Architecture
TeraScale 3
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
4.313 billion
Transistors
2.64 billion
352 mm²
Die Size
389 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
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