NVIDIA GeForce GT 820M vs AMD FirePro S4000X
We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 820M and 2GB VRAM FirePro S4000X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 820M 's Advantages
Lower TDP (15W vs 45W)
AMD FirePro S4000X 's Advantages
Released 9 months late
Boost Clock775MHz
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (72.00GB/s vs 14.40GB/s)
544 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 820M
0.298 TFLOPS
FirePro S4000X
+232%
0.992 TFLOPS
Graphics Card
Nov 2013
Release Date
Aug 2014
GeForce 800M
Generation
FirePro Mobile
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
725 MHz
-
Boost Clock
775 MHz
900 MHz
Memory Clock
1125 MHz
Memory
1024MB
Memory Size
2GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
128bit
14.40GB/s
Bandwidth
72.00GB/s
Render Config
-
Compute Units
10
2
SM Count
-
96
Shading Units
640
16
TMUs
40
8
ROPs
16
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
3.100 GPixel/s
Pixel Rate
12.40 GPixel/s
12.40 GTexel/s
Texture Rate
31.00 GTexel/s
-
-
-
297.6 GFLOPS
FP32 (float)
992.0 GFLOPS
24.80 GFLOPS
FP64 (double)
62.00 GFLOPS
Board Design
15W
TDP
45W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
GF117
GPU Name
Venus
N15V-GM
GPU Variant
Venus XT
Fermi 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
0.585 billion
Transistors
1.5 billion
116 mm²
Die Size
123 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
1.1
OpenCL
1.2
N/A
Vulkan
1.2
2.1
CUDA
-
5.1
Shader Model
5.1
