Radeon R5 M330 vs GeForce 840M
We compared two Mobile platform GPUs: 2GB VRAM Radeon R5 M330 and 2GB VRAM GeForce 840M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R5 M330 's Advantages
Released 1 years and 2 months late
Lower TDP (18W vs 33W)
GeForce 840M 's Advantages
Boost Clock has increased by 9% (1124MHz vs 1030MHz)
Larger VRAM bandwidth (16.02GB/s vs 14.40GB/s)
64 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R5 M330
659
GeForce 840M
+30%
863
Graphics Card
May 2015
Release Date
Mar 2014
Crystal System
Generation
GeForce 800M
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x8
Clock Speeds
955 MHz
Base Clock
1029 MHz
1030 MHz
Boost Clock
1124 MHz
900 MHz
Memory Clock
1001 MHz
Memory
2GB
Memory Size
2GB
DDR3
Memory Type
DDR3
64bit
Memory Bus
64bit
14.40GB/s
Bandwidth
16.02GB/s
Render Config
5
Compute Units
-
320
Shading Units
384
20
TMUs
16
8
ROPs
8
16 KB (per CU)
L1 Cache
64 KB (per SMM)
128 KB
L2 Cache
1024 KB
Theoretical Performance
8.240 GPixel/s
Pixel Rate
8.992 GPixel/s
20.60 GTexel/s
Texture Rate
17.98 GTexel/s
659.2 GFLOPS
FP32 (float)
863.2 GFLOPS
41.20 GFLOPS
FP64 (double)
26.98 GFLOPS
Board Design
18W
TDP
33W
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
Exo
GPU Name
GM108
Exo PRO
GPU Variant
N15S-GT
GCN 1.0
Architecture
Maxwell
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
0.69 billion
Transistors
Unknown
56 mm²
Die Size
Unknown
Graphics Features
12 (11_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.2
OpenCL
3.0
1.2
Vulkan
1.3
-
CUDA
5.0
5.0
Shader Model
5.1