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GPU Comparison
AMD Radeon HD 6490M vs AMD Radeon RX 550X Mobile
AMD Radeon HD 6490M vs AMD Radeon RX 550X Mobile
VS
AMD Radeon HD 6490M
AMD Radeon RX 550X Mobile
We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6490M and 2GB VRAM Radeon RX 550X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 550X Mobile 's Advantages
Released 7 years and 3 months late
Boost Clock1176MHz
Larger VRAM bandwidth (48.00GB/s vs 25.60GB/s)
480 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 6490M
0.256 TFLOPS
Radeon RX 550X Mobile
+487%
1.505 TFLOPS
Radeon HD 6490M
VS
Radeon RX 550X Mobile
Graphics Card
Jan 2011
Release Date
Apr 2018
Vancouver
Generation
Mobility Radeon
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
1100 MHz
-
Boost Clock
1176 MHz
800 MHz
Memory Clock
1500 MHz
Memory
512MB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
64bit
Memory Bus
64bit
25.60GB/s
Bandwidth
48.00GB/s
Render Config
-
SM Count
-
2
Compute Units
10
160
Shading Units
640
8
TMUs
40
4
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
512 KB
Theoretical Performance
3.200 GPixel/s
Pixel Rate
18.82 GPixel/s
6.400 GTexel/s
Texture Rate
47.04 GTexel/s
-
FP16 (half)
1.505 TFLOPS
256.0 GFLOPS
FP32 (float)
1.505 TFLOPS
-
FP64 (double)
94.08 GFLOPS
Graphics Processor
Seymour
GPU Name
Polaris 23
Seymour XTX S3 (216-0809024)
GPU Variant
Polaris 23 MXT
TeraScale 2
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
40 nm
Process Size
14 nm
0.37 billion
Transistors
2.2 billion
67 mm²
Die Size
103 mm²
Board Design
Unknown
TDP
50W
-
Suggested PSU
-
Portable Device Dependent
Outputs
No outputs
-
Power Connectors
None
Graphics Features
11.2 (11_0)
DirectX
12 (12_0)
4.4
OpenGL
4.6
1.2
OpenCL
2.1
N/A
Vulkan
1.2
-
CUDA
-
5.0
Shader Model
6.4
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