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GPU Comparison
AMD Radeon R9 M275X vs ATI Mobility Radeon X1900
AMD Radeon R9 M275X vs ATI Mobility Radeon X1900
VS
AMD Radeon R9 M275X
ATI Mobility Radeon X1900
We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M275X 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 R9 M275X 's Advantages
Released 7 years late
Boost Clock925MHz
Larger VRAM bandwidth (72.00GB/s vs 30.08GB/s)
640 additional rendering cores
Score
Radeon R9 M275X
VS
Mobility Radeon X1900
Graphics Card
Jan 2014
Release Date
Jan 2007
Gem System
Generation
M6x
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
MXM-III
Clock Speeds
900 MHz
Base Clock
-
925 MHz
Boost Clock
-
1125 MHz
Memory Clock
470 MHz
Memory
2GB
Memory Size
256MB
GDDR5
Memory Type
GDDR3
128bit
Memory Bus
256bit
72.00GB/s
Bandwidth
30.08GB/s
Render Config
-
SM Count
-
10
Compute Units
-
640
Shading Units
-
40
TMUs
12
16
ROPs
12
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
-
256 KB
L2 Cache
-
Theoretical Performance
14.80 GPixel/s
Pixel Rate
4.800 GPixel/s
37.00 GTexel/s
Texture Rate
4.800 GTexel/s
-
FP16 (half)
-
1184 GFLOPS
FP32 (float)
-
74.00 GFLOPS
FP64 (double)
-
Graphics Processor
Venus
GPU Name
M68
Venus XTX (216-0846033)
GPU Variant
-
GCN 1.0
Architecture
Ultra-Threaded SE
TSMC
Foundry
TSMC
28 nm
Process Size
80 nm
1.5 billion
Transistors
0.312 billion
123 mm²
Die Size
230 mm²
Board Design
Unknown
TDP
Unknown
-
Suggested PSU
-
Portable Device Dependent
Outputs
Portable Device Dependent
-
Power Connectors
-
Graphics Features
12 (11_1)
DirectX
9.0c (9_3)
4.6
OpenGL
2.1
2.1 (1.2)
OpenCL
N/A
1.2.170
Vulkan
N/A
-
CUDA
-
6.5 (5.1)
Shader Model
3.0
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