NVIDIA GeForce GTX 870M vs NVIDIA GeForce RTX 3070
GPU Specs Compare
Graphics Card
Release Date
Mar 2014
Sep 2020
Generation
GeForce 800M
GeForce 30
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 4.0 x16
Clock Speeds
Base Clock
941 MHz
1500 MHz
Boost Clock
967 MHz
1725 MHz
Memory Clock
1250 MHz
1750 MHz
Memory
Memory Size
3GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
192bit
256bit
Bandwidth
120.0GB/s
448.0GB/s
Render Config
Shading Units
1344
5888
TMUs
112
184
ROPs
24
96
L1 Cache
16 KB (per SMX)
128 KB (per SM)
L2 Cache
384 KB
4 MB
SM Count
-
46
Tensor Cores
-
184
RT Cores
-
46
Theoretical Performance
Pixel Rate
27.08 GPixel/s
165.6 GPixel/s
Texture Rate
108.3 GTexel/s
317.4 GTexel/s
FP32 (float)
2.599 TFLOPS
20.31 TFLOPS
FP64 (double)
108.3 GFLOPS
317.4 GFLOPS
FP16 (half)
-
20.31 TFLOPS
Graphics Processor
GPU Name
GK104
GA104
GPU Variant
N15E-GT-A2
GA104-300-A1
Architecture
Kepler
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
3.54 billion
17.4 billion
Die Size
294 mm²
392 mm²
Board Design
TDP
100W
220W
Outputs
No outputs
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
None
1x 12-pin
Suggested PSU
-
550 W
Graphics Features
DirectX
12 (11_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.3
CUDA
3.0
8.6
Shader Model
5.1
6.6
📊 Benchmark
3DMark Time Spy
-
13,641
3DMark Time Spy Extreme
-
6,762
3DMark Speed Way
-
3,453
Battlefield 5 1080p
-
188
Shadow of the Tomb Raider 2160p
-
53
Cyberpunk 2077 2160p
-
46
Shadow of the Tomb Raider 1440p
-
95
Cyberpunk 2077 1440p
-
56
Shadow of the Tomb Raider 1080p
-
144
Battlefield 5 2160p
-
81
Cyberpunk 2077 1080p
-
82
Battlefield 5 1440p
-
141
GTA 5 2160p
-
68
GTA 5 1440p
-
105
GTA 5 1080p
-
159