NVIDIA GeForce 820M vs AMD Radeon E6465
We compared two Mobile platform GPUs: 2GB VRAM GeForce 820M and 2GB VRAM Radeon E6465 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce 820M 's Advantages
Larger VRAM bandwidth (28.83GB/s vs 25.60GB/s)
224 additional rendering cores
AMD Radeon E6465 's Advantages
Released 6 months late
Lower TDP (25W vs 45W)
Score
Benchmark
FP32 (float)
GeForce 820M
+223%
0.622 TFLOPS
Radeon E6465
0.192 TFLOPS
Graphics Card
Mar 2015
Release Date
Sep 2015
GeForce 800M
Generation
Embedded
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
901 MHz
Memory Clock
800 MHz
Memory
2GB
Memory Size
2GB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
64bit
28.83GB/s
Bandwidth
25.60GB/s
Render Config
-
Compute Units
2
-
-
-
384
Shading Units
160
32
TMUs
8
16
ROPs
4
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
128 KB
-
-
-
Theoretical Performance
6.480 GPixel/s
Pixel Rate
2.400 GPixel/s
25.92 GTexel/s
Texture Rate
4.800 GTexel/s
-
-
-
622.1 GFLOPS
FP32 (float)
192.0 GFLOPS
25.92 GFLOPS
FP64 (double)
-
Board Design
45W
TDP
25W
-
-
-
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
GK107
GPU Name
Caicos
-
-
-
Kepler
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
1.27 billion
Transistors
0.37 billion
118 mm²
Die Size
67 mm²
Graphics Features
12 (11_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.1
Vulkan
N/A
3.0
CUDA
-
5.1
Shader Model
5.0
