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GPU Comparison
ATI Radeon HD 4770 vs AMD Radeon Sky 700
ATI Radeon HD 4770 vs AMD Radeon Sky 700
VS
ATI Radeon HD 4770
AMD Radeon Sky 700
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4770 and 6GB VRAM Radeon Sky 700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 4770 's Advantages
Lower TDP (80W vs 225W)
AMD Radeon Sky 700 's Advantages
Released 3 years and 11 months late
Larger VRAM bandwidth (264.0GB/s vs 51.20GB/s)
1152 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 4770
0.96 TFLOPS
Radeon Sky 700
+236%
3.226 TFLOPS
Radeon HD 4770
VS
Radeon Sky 700
Graphics Card
Apr 2009
Release Date
Mar 2013
Radeon R700
Generation
Radeon Sky
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
800 MHz
Memory Clock
1375 MHz
Memory
512MB
Memory Size
6GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
384bit
51.20GB/s
Bandwidth
264.0GB/s
Render Config
-
SM Count
-
8
Compute Units
28
640
Shading Units
1792
32
TMUs
112
16
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
768 KB
Theoretical Performance
12.00 GPixel/s
Pixel Rate
28.80 GPixel/s
24.00 GTexel/s
Texture Rate
100.8 GTexel/s
-
FP16 (half)
-
960.0 GFLOPS
FP32 (float)
3.226 TFLOPS
192.0 GFLOPS
FP64 (double)
806.4 GFLOPS
Graphics Processor
RV740
GPU Name
Tahiti
RV740 XT (215-0727019)
GPU Variant
Tahiti PRO GL
TeraScale
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.826 billion
Transistors
4.313 billion
137 mm²
Die Size
352 mm²
Board Design
80W
TDP
225W
250 W
Suggested PSU
550 W
2x DVI 1x S-Video
Outputs
1x DisplayPort 1.2
1x 6-pin
Power Connectors
1x 8-pin
Graphics Features
10.1 (10_1)
DirectX
12 (11_1)
3.3
OpenGL
4.6
1.1
OpenCL
1.2
N/A
Vulkan
1.2
-
CUDA
-
4.1
Shader Model
5.1
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