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GPU Comparison
AMD Radeon RX 550X 640SP vs ATI Radeon HD 3450
AMD Radeon RX 550X 640SP vs ATI Radeon HD 3450
VS
AMD Radeon RX 550X 640SP
ATI Radeon HD 3450
We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550X 640SP and 256MB VRAM Radeon HD 3450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 550X 640SP 's Advantages
Released 10 years and 4 months late
Boost Clock1071MHz
Larger VRAM bandwidth (96.00GB/s vs 8.000GB/s)
600 additional rendering cores
ATI Radeon HD 3450 's Advantages
Lower TDP (25W vs 60W)
Score
Benchmark
FP32 (float)
Radeon RX 550X 640SP
+2756%
1.371 TFLOPS
Radeon HD 3450
0.048 TFLOPS
Radeon RX 550X 640SP
VS
Radeon HD 3450
Graphics Card
Apr 2018
Release Date
Dec 2007
Polaris
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
1019 MHz
Base Clock
-
1071 MHz
Boost Clock
-
1500 MHz
Memory Clock
500 MHz
Memory
2GB
Memory Size
256MB
GDDR5
Memory Type
DDR2
128bit
Memory Bus
64bit
96.00GB/s
Bandwidth
8.000GB/s
Render Config
-
SM Count
-
10
Compute Units
2
640
Shading Units
40
40
TMUs
4
16
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
-
1024 KB
L2 Cache
64 KB
Theoretical Performance
17.14 GPixel/s
Pixel Rate
2.400 GPixel/s
42.84 GTexel/s
Texture Rate
2.400 GTexel/s
1371 GFLOPS
FP16 (half)
-
1371 GFLOPS
FP32 (float)
48.00 GFLOPS
85.68 GFLOPS
FP64 (double)
-
Graphics Processor
Baffin
GPU Name
RV620
Baffin LE
GPU Variant
RV620 LE
GCN 4.0
Architecture
TeraScale
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
55 nm
3 billion
Transistors
0.181 billion
123 mm²
Die Size
67 mm²
Board Design
60W
TDP
25W
250 W
Suggested PSU
200 W
1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a
Outputs
1x DVI 1x VGA 1x S-Video
None
Power Connectors
None
Graphics Features
12 (12_0)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
2.1
OpenCL
N/A
1.2
Vulkan
N/A
-
CUDA
-
6.4
Shader Model
4.1
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6
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7
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8
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