Mobility Radeon HD 3870 X2 vs Quadro K4000M
When choosing between Mobility Radeon HD 3870 X2 and Quadro K4000M, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Mobility Radeon HD 3870 X2 and Quadro K4000M.
Mobility Radeon HD 3870 X2 and Quadro K4000M are Laptop Graphics Cards
Note: Mobility Radeon HD 3870 X2 and Quadro K4000M are only used in laptop graphics. They have lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Mobility Radeon HD 3870 X2 or Quadro K4000M here:
Main Specs
Mobility Radeon HD 3870 X2
Quadro K4000M
Power consumption (TDP)
110 Watt
100 Watt
Interface
PCIe 2.0 x16
MXM-B (3.0)
Memory type
GDDR3
GDDR5
Maximum RAM amount
512 MB
4 GB
Display Connectors
No outputs
No outputs
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Mobility Radeon HD 3870 X2 has 10% more power consumption, than Quadro K4000M.
Mobility Radeon HD 3870 X2 is connected by PCIe 2.0 x16, and Quadro K4000M uses MXM-B (3.0) interface.
Mobility Radeon HD 3870 X2 has 508 GB more memory, than Quadro K4000M.
Mobility Radeon HD 3870 X2 is used in Laptops, and Quadro K4000M - in Mobile workstations.
Mobility Radeon HD 3870 X2 is build with RV6xx architecture, and Quadro K4000M - with Kepler.
Core clock speed of Mobility Radeon HD 3870 X2 is 60 MHz higher, than Quadro K4000M.
Mobility Radeon HD 3870 X2 is manufactured by 55 nm process technology, and Quadro K4000M - by 28 nm process technology.
Memory clock speed of Quadro K4000M is 1950 MHz higher, than Mobility Radeon HD 3870 X2.
Game benchmarks
Assassin's Creed Odyssey
Battlefield 5
Call of Duty: Warzone
Counter-Strike: Global Offensive
Cyberpunk 2077
Dota 2
Far Cry 5
Fortnite
Forza Horizon 4
Grand Theft Auto V
Metro Exodus
Minecraft
PLAYERUNKNOWN'S BATTLEGROUNDS
Red Dead Redemption 2
The Witcher 3: Wild Hunt
World of Tanks
high / 1080p
6−7
10−11
ultra / 1080p
4−5
6−7
QHD / 1440p
0−1
1−2
low / 720p
16−18
21−24
medium / 1080p
8−9
12−14
The average gaming FPS of Quadro K4000M in Assassin's Creed Odyssey is 44% more, than Mobility Radeon HD 3870 X2.
high / 1080p
12−14
16−18
ultra / 1080p
10−11
14−16
QHD / 1440p
0−1
0−1
low / 720p
24−27
35−40
medium / 1080p
12−14
18−20
The average gaming FPS of Quadro K4000M in Battlefield 5 is 46% more, than Mobility Radeon HD 3870 X2.
low / 768p
45−50
45−50
high / 1080p
45−50
−
QHD / 1440p
0−1
0−1
Mobility Radeon HD 3870 X2 and Quadro K4000M have the same average FPS in Call of Duty: Warzone.
low / 768p
130−140
170−180
medium / 768p
110−120
140−150
ultra / 1080p
50−55
70−75
QHD / 1440p
27−30
40−45
4K / 2160p
27−30
30−33
high / 768p
80−85
110−120
The average gaming FPS of Quadro K4000M in Counter-Strike: Global Offensive is 31% more, than Mobility Radeon HD 3870 X2.
low / 768p
55−60
55−60
ultra / 1080p
18−20
27−30
medium / 1080p
45−50
45−50
The average gaming FPS of Quadro K4000M in Cyberpunk 2077 is 7% more, than Mobility Radeon HD 3870 X2.
low / 768p
80−85
95−100
medium / 768p
55−60
75−80
ultra / 1080p
30−35
45−50
The average gaming FPS of Quadro K4000M in Dota 2 is 29% more, than Mobility Radeon HD 3870 X2.
high / 1080p
8−9
12−14
ultra / 1080p
7−8
10−12
4K / 2160p
3−4
4−5
low / 720p
18−20
27−30
medium / 1080p
8−9
12−14
The average gaming FPS of Quadro K4000M in Far Cry 5 is 55% more, than Mobility Radeon HD 3870 X2.
high / 1080p
14−16
18−20
ultra / 1080p
10−11
14−16
low / 720p
60−65
75−80
medium / 1080p
21−24
35−40
The average gaming FPS of Quadro K4000M in Fortnite is 37% more, than Mobility Radeon HD 3870 X2.
high / 1080p
12−14
18−20
ultra / 1080p
10−12
14−16
QHD / 1440p
1−2
4−5
low / 720p
24−27
35−40
medium / 1080p
14−16
20−22
The average gaming FPS of Quadro K4000M in Forza Horizon 4 is 46% more, than Mobility Radeon HD 3870 X2.
low / 768p
50−55
65−70
medium / 768p
45−50
60−65
high / 1080p
12−14
20−22
ultra / 1080p
6−7
9−10
QHD / 1440p
0−1
0−1
The average gaming FPS of Quadro K4000M in Grand Theft Auto V is 37% more, than Mobility Radeon HD 3870 X2.
high / 1080p
4−5
7−8
ultra / 1080p
3−4
5−6
4K / 2160p
0−1
1−2
low / 720p
12−14
20−22
medium / 1080p
6−7
9−10
The average gaming FPS of Quadro K4000M in Metro Exodus is 66% more, than Mobility Radeon HD 3870 X2.
low / 768p
95−100
100−110
high / 1080p
85−90
−
ultra / 1080p
80−85
90−95
medium / 1080p
90−95
95−100
The average gaming FPS of Quadro K4000M in Minecraft is 8% more, than Mobility Radeon HD 3870 X2.
high / 1080p
16−18
18−20
ultra / 1080p
14−16
14−16
low / 720p
30−35
40−45
medium / 1080p
18−20
20−22
The average gaming FPS of Quadro K4000M in PLAYERUNKNOWN'S BATTLEGROUNDS is 20% more, than Mobility Radeon HD 3870 X2.
high / 1080p
−
12−14
ultra / 1080p
7−8
8−9
QHD / 1440p
0−1
0−1
low / 720p
12−14
18−20
medium / 1080p
10−12
12−14
The average gaming FPS of Quadro K4000M in Red Dead Redemption 2 is 30% more, than Mobility Radeon HD 3870 X2.
low / 768p
24−27
35−40
medium / 768p
16−18
24−27
high / 1080p
9−10
12−14
ultra / 1080p
6−7
8−9
4K / 2160p
6−7
7−8
The average gaming FPS of Quadro K4000M in The Witcher 3: Wild Hunt is 38% more, than Mobility Radeon HD 3870 X2.
low / 768p
85−90
90−95
medium / 768p
45−50
50−55
ultra / 1080p
18−20
27−30
high / 768p
35−40
45−50
The average gaming FPS of Quadro K4000M in World of Tanks is 17% more, than Mobility Radeon HD 3870 X2.
Full Specs
Mobility Radeon HD 3870 X2
Quadro K4000M
Architecture
RV6xx
Kepler
Code name
M88-XT CF
N14E-Q3
Type
Laptop
Mobile workstation
Release date
1 September 2008
1 June 2012
Pipelines
640
960
Core clock speed
660 MHz
600 MHz
Transistor count
666 million
3,540 million
Manufacturing process technology
55 nm
28 nm
Texture fill rate
10.56
48.08
Floating-point performance
2x 422.4 gflops
1,154 gflops
Memory bus width
256 Bit
256 Bit
Memory clock speed
850 MHz
2800 MHz
Memory bandwidth
54.4 GB/s
89.6 GB/s
Shared memory
-
-
DirectX
10.1 (10_1)
12 (11_0)
Shader Model
4.1
5.1
OpenGL
3.3
4.6
OpenCL
N/A
1.2
Vulkan
N/A
1.1.126
CUDA
+
Bitcoin / BTC (SHA256)
37 Mh/s
Laptop size
large
large
Optimus
+
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