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GPU Comparison
AMD Radeon R9 M275X vs AMD Radeon HD 7450M
AMD Radeon R9 M275X vs AMD Radeon HD 7450M
VS
AMD Radeon R9 M275X
AMD Radeon HD 7450M
We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M275X and 1024MB VRAM Radeon HD 7450M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 M275X 's Advantages
Released 2 years late
Boost Clock925MHz
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (72.00GB/s vs 14.40GB/s)
480 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R9 M275X
+428%
1.184 TFLOPS
Radeon HD 7450M
0.224 TFLOPS
Radeon R9 M275X
VS
Radeon HD 7450M
Graphics Card
Jan 2014
Release Date
Jan 2012
Gem System
Generation
London
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
900 MHz
Base Clock
-
925 MHz
Boost Clock
-
1125 MHz
Memory Clock
900 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
128bit
Memory Bus
64bit
72.00GB/s
Bandwidth
14.40GB/s
Render Config
-
SM Count
-
10
Compute Units
2
640
Shading Units
160
40
TMUs
8
16
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
128 KB
Theoretical Performance
14.80 GPixel/s
Pixel Rate
2.800 GPixel/s
37.00 GTexel/s
Texture Rate
5.600 GTexel/s
-
FP16 (half)
-
1184 GFLOPS
FP32 (float)
224.0 GFLOPS
74.00 GFLOPS
FP64 (double)
-
Graphics Processor
Venus
GPU Name
Seymour
Venus XTX (216-0846033)
GPU Variant
Seymour PRO
GCN 1.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
1.5 billion
Transistors
0.37 billion
123 mm²
Die Size
67 mm²
Board Design
Unknown
TDP
7W
-
Suggested PSU
-
Portable Device Dependent
Outputs
No outputs
-
Power Connectors
-
Graphics Features
12 (11_1)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
2.1 (1.2)
OpenCL
1.2
1.2.170
Vulkan
N/A
-
CUDA
-
6.5 (5.1)
Shader Model
5.0
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8
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9
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