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 RTX 5080 Mobile
CORE STATE
GB203
VRAM
16 GB
CLOCK SPEED
1500 MHz
TDP
80 W
BUS WIDTH
256 bit
ARCHITECTURE
Blackwell 2.0
PROCESS
5 nm
LAUNCH DATE
2025
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
3dmark_3dmark_steel_nomad_dx12
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
840M
RTX 5080 Mobile
Core Specs
Shading Units
384
7,680
+1900.0%
Shaders
384
7,680
+1900.0%
TMUs
16
240
+1400.0%
ROPs
8
96
+1100.0%
SM Count
—
60
Clocks
Base Clock
1029 MHz
975 MHz
Boost Clock
1124 MHz
1500 MHz
Memory Clock
1001 MHz
2 Gbps effective
1750 MHz
28 Gbps effective
Memory
Memory Size
2 GB
16 GB
VRAM (MB)
2,048
16,384
+700.0%
Memory Type
DDR3
GDDR7
Memory Bus
64 bit
256 bit
Bandwidth
16.02 GB/s
896.0 GB/s
Cache
L1 Cache
64 KB (per SMM)
128 KB (per SM)
L2 Cache
1024 KB
64 MB
Performance
Pixel Rate
8.992 GPixel/s
144.0 GPixel/s
Texture Rate
17.98 GTexel/s
360.0 GTexel/s
FP32 (TFLOPS)
863.2 GFLOPS
23.04 TFLOPS
FP64 (TFLOPS)
26.98 GFLOPS (1:32)
360.0 GFLOPS (1:64)
FP16 (TFLOPS)
—
23.04 TFLOPS (1:1)
AI/RT
RT Cores
—
60
Tensor Cores
—
240
Power
TDP
33 W
80 W
TDP (W)
33
80
+142.4%
Power Connectors
None
None
Architecture
Architecture
Maxwell
Blackwell 2.0
GPU Name
GM108S
GB203
Generation
GeForce 800M
GeForce 50 Mobile
Process Size
28 nm
5 nm
Transistors
1,020 million
45,600 million
Die Size
77 mm²
378 mm²
Foundry
TSMC
TSMC
Density
13.2M / mm²
120.6M / mm²
API Support
DirectX
12 (11_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
3.0
3.0
CUDA
5.0
12.0
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 5.0 x16
Other
Production
End-of-life
Active
Predecessor
GeForce 700M
GeForce 40 Mobile
Successor
GeForce 900M
—