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GPU Comparison
AMD Radeon HD 7770 GHz Edition vs NVIDIA GeForce GTX 550 Ti
AMD Radeon HD 7770 GHz Edition vs NVIDIA GeForce GTX 550 Ti
VS
AMD Radeon HD 7770 GHz Edition
NVIDIA GeForce GTX 550 Ti
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7770 GHz Edition and 1024MB VRAM GeForce GTX 550 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 7770 GHz Edition 's Advantages
Released 11 months late
448 additional rendering cores
Lower TDP (80W vs 116W)
NVIDIA GeForce GTX 550 Ti 's Advantages
Larger VRAM bandwidth (98.50GB/s vs 72.00GB/s)
Score
Benchmark
FP32 (float)
Radeon HD 7770 GHz Edition
+85%
1.28 TFLOPS
GeForce GTX 550 Ti
0.691 TFLOPS
Radeon HD 7770 GHz Edition
VS
GeForce GTX 550 Ti
Graphics Card
Feb 2012
Release Date
Mar 2011
Southern Islands
Generation
GeForce 500
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1125 MHz
Memory Clock
1026 MHz
Memory
1024MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
192bit
72.00GB/s
Bandwidth
98.50GB/s
Render Config
-
SM Count
4
10
Compute Units
-
640
Shading Units
192
40
TMUs
32
16
ROPs
24
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
64 KB (per SM)
256 KB
L2 Cache
384 KB
Theoretical Performance
16.00 GPixel/s
Pixel Rate
7.200 GPixel/s
40.00 GTexel/s
Texture Rate
28.80 GTexel/s
-
FP16 (half)
-
1280 GFLOPS
FP32 (float)
691.2 GFLOPS
80.00 GFLOPS
FP64 (double)
57.60 GFLOPS
Graphics Processor
Cape Verde
GPU Name
GF116
Cape Verde XT
GPU Variant
GF116-400-A1
GCN 1.0
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
1.5 billion
Transistors
1.17 billion
123 mm²
Die Size
238 mm²
Board Design
80W
TDP
116W
250 W
Suggested PSU
300 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
2x DVI 1x mini-HDMI 1.3a
1x 6-pin
Power Connectors
1x 6-pin
Graphics Features
12 (11_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.2
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
2.1
5.1
Shader Model
5.1
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