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GPU Comparison
AMD Radeon HD 7970 GHz Edition vs ATI Radeon HD 3550
AMD Radeon HD 7970 GHz Edition vs ATI Radeon HD 3550
VS
AMD Radeon HD 7970 GHz Edition
ATI Radeon HD 3550
We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 GHz Edition and 512MB VRAM Radeon HD 3550 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7970 GHz Edition 's Advantages
Released 3 years and 10 months late
Boost Clock1050MHz
Larger VRAM bandwidth (288.0GB/s vs 6.336GB/s)
2008 additional rendering cores
ATI Radeon HD 3550 's Advantages
Lower TDP (30W vs 300W)
Score
Benchmark
FP32 (float)
Radeon HD 7970 GHz Edition
+8860%
4.301 TFLOPS
Radeon HD 3550
0.048 TFLOPS
Radeon HD 7970 GHz Edition
VS
Radeon HD 3550
Graphics Card
Jun 2012
Release Date
Aug 2008
Southern Islands
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1000 MHz
Base Clock
-
1050 MHz
Boost Clock
-
1500 MHz
Memory Clock
396 MHz
Memory
3GB
Memory Size
512MB
GDDR5
Memory Type
DDR2
384bit
Memory Bus
64bit
288.0GB/s
Bandwidth
6.336GB/s
Render Config
-
SM Count
-
32
Compute Units
2
2048
Shading Units
40
128
TMUs
4
32
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
-
768 KB
L2 Cache
64 KB
Theoretical Performance
33.60 GPixel/s
Pixel Rate
2.376 GPixel/s
134.4 GTexel/s
Texture Rate
2.376 GTexel/s
-
FP16 (half)
-
4.301 TFLOPS
FP32 (float)
47.52 GFLOPS
1075 GFLOPS
FP64 (double)
-
Graphics Processor
Tahiti
GPU Name
RV620
Tahiti XT2 (215-0821065)
GPU Variant
RV620 PRO (215-0670006)
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
4.313 billion
Transistors
0.181 billion
352 mm²
Die Size
67 mm²
Board Design
300W
TDP
30W
700 W
Suggested PSU
200 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
2x DisplayPort
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Features
12 (11_1)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
1.2
OpenCL
N/A
1.2
Vulkan
N/A
-
CUDA
-
5.1
Shader Model
4.1
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