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GPU Comparison
AMD Radeon R9 M390X vs NVIDIA GeForce 315M
AMD Radeon R9 M390X vs NVIDIA GeForce 315M
VS
AMD Radeon R9 M390X
NVIDIA GeForce 315M
We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M390X and 512MB VRAM GeForce 315M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 M390X 's Advantages
Released 4 years and 4 months late
Larger VRAM bandwidth (160.0GB/s vs 12.80GB/s)
2032 additional rendering cores
NVIDIA GeForce 315M 's Advantages
Lower TDP (14W vs 75W)
Score
Benchmark
FP32 (float)
Radeon R9 M390X
+7492%
2.961 TFLOPS
GeForce 315M
0.039 TFLOPS
Radeon R9 M390X
VS
GeForce 315M
Graphics Card
May 2015
Release Date
Jan 2011
Crystal System
Generation
GeForce 300M
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1250 MHz
Memory Clock
800 MHz
Memory
4GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
64bit
160.0GB/s
Bandwidth
12.80GB/s
Render Config
-
SM Count
2
32
Compute Units
-
2048
Shading Units
16
128
TMUs
8
32
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
32 KB
Theoretical Performance
23.14 GPixel/s
Pixel Rate
2.424 GPixel/s
92.54 GTexel/s
Texture Rate
4.848 GTexel/s
2.961 TFLOPS
FP16 (half)
-
2.961 TFLOPS
FP32 (float)
38.78 GFLOPS
185.1 GFLOPS
FP64 (double)
-
Graphics Processor
Amethyst
GPU Name
GT218
Amethyst XT
GPU Variant
N11M-GE
GCN 3.0
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
5 billion
Transistors
0.26 billion
366 mm²
Die Size
57 mm²
Board Design
75W
TDP
14W
-
Suggested PSU
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Features
12 (12_0)
DirectX
11.1 (10_1)
4.6
OpenGL
3.3
2.0
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
1.2
6.3
Shader Model
4.1
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8
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10
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