GPU Comparison
GEFORCE
NVIDIA GeForce 840M
CORE STATE
GM108S
VRAM
2 GB
CLOCK SPEED
1124 MHz
TDP
33 W
BUS WIDTH
64 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2014
VS
GEFORCE
GeForce MX550
CORE STATE
TU117SB
VRAM
2 GB
CLOCK SPEED
1320 MHz
TDP
25 W
BUS WIDTH
64 bit
ARCHITECTURE
Turing
PROCESS
12 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
840M
MX550
Core Specs
Shading Units
384
1,024
+166.7%
Shaders
384
1,024
+166.7%
TMUs
16
32
+100.0%
ROPs
8
16
+100.0%
SM Count
—
16
Clocks
Base Clock
1029 MHz
1065 MHz
Boost Clock
1124 MHz
1320 MHz
Memory Clock
1001 MHz
2 Gbps effective
1500 MHz
12 Gbps effective
Memory
Memory Size
2 GB
2 GB
VRAM (MB)
2,048
2,048
0.0%
Memory Type
DDR3
GDDR6
Memory Bus
64 bit
64 bit
Bandwidth
16.02 GB/s
96.00 GB/s
Cache
L1 Cache
64 KB (per SMM)
128 KB (per SM)
L2 Cache
1024 KB
2 MB
Performance
Pixel Rate
8.992 GPixel/s
21.12 GPixel/s
Texture Rate
17.98 GTexel/s
42.24 GTexel/s
FP32 (TFLOPS)
863.2 GFLOPS
2.703 TFLOPS
FP64 (TFLOPS)
26.98 GFLOPS (1:32)
42.24 GFLOPS (1:64)
FP16 (TFLOPS)
—
2.703 TFLOPS (1:1)
Power
TDP
33 W
25 W
TDP (W)
33
25
-24.2%
Power Connectors
None
None
Architecture
Architecture
Maxwell
Turing
GPU Name
GM108S
TU117SB
Generation
GeForce 800M
GeForce MX
(5xx)
Process Size
28 nm
12 nm
Transistors
1,020 million
4,700 million
Die Size
77 mm²
200 mm²
Foundry
TSMC
TSMC
Density
13.2M / mm²
23.5M / mm²
API Support
DirectX
12 (11_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
3.0
3.0
CUDA
5.0
7.5
Shader Model
6.7 (5.1)
6.8
Physical
Slot Width
IGP
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
PCIe 4.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
GeForce 700M
—
Successor
GeForce 900M
—