NVIDIA GeForce 820M vs AMD Radeon E9550 MXM
We compared two Mobile platform GPUs: 2GB VRAM GeForce 820M and 8GB VRAM Radeon E9550 MXM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce 820M 's Advantages
Lower TDP (45W vs 95W)
AMD Radeon E9550 MXM 's Advantages
Released 1 years and 6 months late
Boost Clock1266MHz
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (160.0GB/s vs 28.83GB/s)
1920 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 820M
0.622 TFLOPS
Radeon E9550 MXM
+837%
5.834 TFLOPS
Graphics Card
Mar 2015
Release Date
Sep 2016
GeForce 800M
Generation
Embedded
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
MXM-B (3.0)
Clock Speeds
-
Base Clock
1120 MHz
-
Boost Clock
1266 MHz
901 MHz
Memory Clock
1250 MHz
Memory
2GB
Memory Size
8GB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
256bit
28.83GB/s
Bandwidth
160.0GB/s
Render Config
-
Compute Units
36
-
-
-
384
Shading Units
2304
32
TMUs
144
16
ROPs
32
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
2 MB
-
-
-
Theoretical Performance
6.480 GPixel/s
Pixel Rate
40.51 GPixel/s
25.92 GTexel/s
Texture Rate
182.3 GTexel/s
-
FP16 (half)
5.834 TFLOPS
622.1 GFLOPS
FP32 (float)
5.834 TFLOPS
25.92 GFLOPS
FP64 (double)
364.6 GFLOPS
Board Design
45W
TDP
95W
-
-
-
No outputs
Outputs
1x HDMI 2.0b
3x DisplayPort 1.4a
-
Power Connectors
None
Graphics Processor
GK107
GPU Name
Ellesmere
-
GPU Variant
Ellesmere XT
Kepler
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
1.27 billion
Transistors
5.7 billion
118 mm²
Die Size
232 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.1
Vulkan
1.2
3.0
CUDA
-
5.1
Shader Model
6.4
