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GPU Comparison
AMD Radeon HD 6490M Mac Edition vs AMD Radeon RX 6600M
AMD Radeon HD 6490M Mac Edition vs AMD Radeon RX 6600M
VS
AMD Radeon HD 6490M Mac Edition
AMD Radeon RX 6600M
We compared two Mobile platform GPUs: 256MB VRAM Radeon HD 6490M Mac Edition and 8GB VRAM Radeon RX 6600M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 6600M 's Advantages
Released 10 years late
Boost Clock2416MHz
Larger VRAM bandwidth (224.0GB/s vs 25.41GB/s)
1632 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 6490M Mac Edition
0.24 TFLOPS
Radeon RX 6600M
+3507%
8.659 TFLOPS
Radeon HD 6490M Mac Edition
VS
Radeon RX 6600M
Graphics Card
May 2011
Release Date
May 2021
Vancouver
Generation
Mobility Radeon
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
-
Base Clock
2068 MHz
-
Boost Clock
2416 MHz
794 MHz
Memory Clock
1750 MHz
Memory
256MB
Memory Size
8GB
GDDR5
Memory Type
GDDR6
64bit
Memory Bus
128bit
25.41GB/s
Bandwidth
224.0GB/s
Render Config
-
SM Count
-
2
Compute Units
28
160
Shading Units
1792
8
TMUs
112
4
ROPs
64
-
Tensor Cores
-
-
RT Cores
28
8 KB (per CU)
L1 Cache
128 KB per Array
128 KB
L2 Cache
2 MB
Theoretical Performance
3.000 GPixel/s
Pixel Rate
154.6 GPixel/s
6.000 GTexel/s
Texture Rate
270.6 GTexel/s
-
FP16 (half)
17.32 TFLOPS
240.0 GFLOPS
FP32 (float)
8.659 TFLOPS
-
FP64 (double)
541.2 GFLOPS
Graphics Processor
Seymour
GPU Name
Navi 23
Seymour XTX M2 (216-0809000)
GPU Variant
-
TeraScale 2
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
7 nm
0.37 billion
Transistors
11.06 billion
67 mm²
Die Size
237 mm²
Board Design
Unknown
TDP
100W
-
Suggested PSU
-
Portable Device Dependent
Outputs
No outputs
-
Power Connectors
None
Graphics Features
11.2 (11_0)
DirectX
12 Ultimate (12_2)
4.4
OpenGL
4.6
1.2
OpenCL
2.1
N/A
Vulkan
1.3
-
CUDA
-
5.0
Shader Model
6.5
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