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GPU Comparison
AMD Radeon R9 M290X vs AMD Radeon HD 7450A
AMD Radeon R9 M290X vs AMD Radeon HD 7450A
VS
AMD Radeon R9 M290X
AMD Radeon HD 7450A
We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M290X and 512MB VRAM Radeon HD 7450A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 M290X 's Advantages
Released 2 years late
Boost Clock900MHz
Larger VRAM bandwidth (153.6GB/s vs 12.80GB/s)
1120 additional rendering cores
AMD Radeon HD 7450A 's Advantages
Lower TDP (25W vs 100W)
Score
Benchmark
FP32 (float)
Radeon R9 M290X
+1052%
2.304 TFLOPS
Radeon HD 7450A
0.2 TFLOPS
Radeon R9 M290X
VS
Radeon HD 7450A
Graphics Card
Jan 2014
Release Date
Jan 2012
Crystal System
Generation
All-In-One
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
MXM-A (3.0)
Clock Speeds
850 MHz
Base Clock
-
900 MHz
Boost Clock
-
1200 MHz
Memory Clock
800 MHz
Memory
4GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
64bit
153.6GB/s
Bandwidth
12.80GB/s
Render Config
-
SM Count
-
20
Compute Units
2
1280
Shading Units
160
80
TMUs
8
32
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
512 KB
L2 Cache
128 KB
Theoretical Performance
28.80 GPixel/s
Pixel Rate
2.500 GPixel/s
72.00 GTexel/s
Texture Rate
5.000 GTexel/s
-
FP16 (half)
-
2.304 TFLOPS
FP32 (float)
200.0 GFLOPS
144.0 GFLOPS
FP64 (double)
-
Graphics Processor
Neptune
GPU Name
Caicos
Neptune XT (216-0847000)
GPU Variant
-
GCN 1.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
2.8 billion
Transistors
0.37 billion
212 mm²
Die Size
67 mm²
Board Design
100W
TDP
25W
-
Suggested PSU
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Features
12 (11_1)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
1.2
OpenCL
1.2
1.2
Vulkan
N/A
-
CUDA
-
5.1
Shader Model
5.0
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