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GPU Comparison
AMD Radeon RX 550X vs ATI Radeon HD 4770
AMD Radeon RX 550X vs ATI Radeon HD 4770
VS
AMD Radeon RX 550X
ATI Radeon HD 4770
We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 550X and 512MB VRAM Radeon HD 4770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 550X 's Advantages
Released 9 years and 8 months late
Boost Clock1183MHz
Larger VRAM bandwidth (96.00GB/s vs 51.20GB/s)
Lower TDP (50W vs 80W)
ATI Radeon HD 4770 's Advantages
128 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 550X
+26%
1.211 TFLOPS
Radeon HD 4770
0.96 TFLOPS
Radeon RX 550X
VS
Radeon HD 4770
Graphics Card
Dec 2018
Release Date
Apr 2009
Polaris
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 3.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
1100 MHz
Base Clock
-
1183 MHz
Boost Clock
-
1500 MHz
Memory Clock
800 MHz
Memory
4GB
Memory Size
512MB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
128bit
96.00GB/s
Bandwidth
51.20GB/s
Render Config
-
SM Count
-
8
Compute Units
8
512
Shading Units
640
32
TMUs
32
16
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
128 KB
Theoretical Performance
18.93 GPixel/s
Pixel Rate
12.00 GPixel/s
37.86 GTexel/s
Texture Rate
24.00 GTexel/s
1211 GFLOPS
FP16 (half)
-
1211 GFLOPS
FP32 (float)
960.0 GFLOPS
75.71 GFLOPS
FP64 (double)
192.0 GFLOPS
Graphics Processor
Lexa
GPU Name
RV740
Lexa PRO (215-0904018)
GPU Variant
RV740 XT (215-0727019)
GCN 4.0
Architecture
TeraScale
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
40 nm
2.2 billion
Transistors
0.826 billion
103 mm²
Die Size
137 mm²
Board Design
50W
TDP
80W
250 W
Suggested PSU
250 W
1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a
Outputs
2x DVI 1x S-Video
None
Power Connectors
1x 6-pin
Graphics Features
12 (12_0)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
2.1
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
-
6.4
Shader Model
4.1
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8
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9
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