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GPU Comparison
AMD Radeon RX 6600S vs ATI Mobility Radeon X1900
AMD Radeon RX 6600S vs ATI Mobility Radeon X1900
VS
AMD Radeon RX 6600S
ATI Mobility Radeon X1900
We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6600S and 256MB VRAM Mobility Radeon X1900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 6600S 's Advantages
Released 15 years late
Boost Clock2000MHz
Larger VRAM bandwidth (224.0GB/s vs 30.08GB/s)
1792 additional rendering cores
Score
Radeon RX 6600S
VS
Mobility Radeon X1900
Graphics Card
Jan 2022
Release Date
Jan 2007
Mobility Radeon
Generation
M6x
Mobile
Type
Mobile
PCIe 4.0 x8
Bus Interface
MXM-III
Clock Speeds
1700 MHz
Base Clock
-
2000 MHz
Boost Clock
-
1750 MHz
Memory Clock
470 MHz
Memory
4GB
Memory Size
256MB
GDDR6
Memory Type
GDDR3
128bit
Memory Bus
256bit
224.0GB/s
Bandwidth
30.08GB/s
Render Config
-
SM Count
-
28
Compute Units
-
1792
Shading Units
-
112
TMUs
12
64
ROPs
12
-
Tensor Cores
-
28
RT Cores
-
128 KB per Array
L1 Cache
-
2 MB
L2 Cache
-
Theoretical Performance
128.0 GPixel/s
Pixel Rate
4.800 GPixel/s
224.0 GTexel/s
Texture Rate
4.800 GTexel/s
14.34 TFLOPS
FP16 (half)
-
7.168 TFLOPS
FP32 (float)
-
448.0 GFLOPS
FP64 (double)
-
Graphics Processor
Navi 23
GPU Name
M68
-
GPU Variant
-
RDNA 2.0
Architecture
Ultra-Threaded SE
TSMC
Foundry
TSMC
7 nm
Process Size
80 nm
11.06 billion
Transistors
0.312 billion
237 mm²
Die Size
230 mm²
Board Design
80W
TDP
Unknown
-
Suggested PSU
-
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
-
Graphics Features
12 Ultimate (12_2)
DirectX
9.0c (9_3)
4.6
OpenGL
2.1
2.1
OpenCL
N/A
1.3
Vulkan
N/A
-
CUDA
-
6.5
Shader Model
3.0
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