Radeon R7 M340 vs Radeon R8 M445DX
Find out if it is worth upgrading your current GPU setup by comparing Radeon R7 M340 and Radeon R8 M445DX. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Radeon R7 M340 and Radeon R8 M445DX. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.
Radeon R7 M340 and Radeon R8 M445DX are Laptop Graphics Cards
Note: Radeon R7 M340 and Radeon R8 M445DX 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 Radeon R7 M340 or Radeon R8 M445DX here:
Main Specs
Radeon R7 M340
Radeon R8 M445DX
Interface
PCIe 3.0 x8
IGP
Supplementary power connectors
None
Memory type
DDR3
DDR4/DDR3
Maximum RAM amount
4 GB
Display Connectors
No outputs
No outputs
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Radeon R7 M340 is connected by PCIe 3.0 x8, and Radeon R8 M445DX uses IGP interface.
Both cards are used in Laptops.
Radeon R7 M340 and Radeon R8 M445DX are build with GCN architecture.
Core clock speed of Radeon R7 M340 is 301 MHz higher, than Radeon R8 M445DX.
Radeon R7 M340 and Radeon R8 M445DX are manufactured by 28 nm process technology.
Memory clock speed of Radeon R7 M340 is 67 MHz higher, than Radeon R8 M445DX.
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
0−1
0−1
QHD / 1440p
0−1
0−1
low / 720p
1−2
1−2
medium / 1080p
0−1
0−1
Radeon R7 M340 and Radeon R8 M445DX have the same average FPS in Assassin's Creed Odyssey.
QHD / 1440p
0−1
0−1
low / 720p
0−1
0−1
low / 768p
50−55
50−55
high / 1080p
45−50
45−50
QHD / 1440p
0−1
0−1
Radeon R7 M340 and Radeon R8 M445DX have the same average FPS in Call of Duty: Warzone.
low / 768p
60−65
60−65
medium / 768p
27−30
27−30
ultra / 1080p
7−8
7−8
high / 768p
16−18
16−18
Radeon R7 M340 and Radeon R8 M445DX have the same average FPS in Counter-Strike: Global Offensive.
low / 768p
70−75
70−75
ultra / 1080p
0−1
0−1
medium / 1080p
45−50
45−50
Radeon R7 M340 and Radeon R8 M445DX have the same average FPS in Cyberpunk 2077.
low / 768p
45−50
45−50
medium / 768p
10−11
10−11
ultra / 1080p
0−1
0−1
Radeon R7 M340 and Radeon R8 M445DX have the same average FPS in Dota 2.
low / 720p
0−1
0−1
low / 720p
21−24
21−24
medium / 1080p
0−1
0−1
Radeon R7 M340 and Radeon R8 M445DX have the same average FPS in Fortnite.
high / 1080p
0−1
0−1
QHD / 1440p
0−1
0−1
low / 720p
0−1
0−1
medium / 1080p
0−1
0−1
low / 768p
18−20
18−20
high / 1080p
0−1
0−1
QHD / 1440p
0−1
0−1
medium / 720p
12−14
12−14
Radeon R7 M340 and Radeon R8 M445DX have the same average FPS in Grand Theft Auto V.
low / 720p
0−1
0−1
low / 768p
75−80
75−80
high / 1080p
27−30
27−30
Radeon R7 M340 and Radeon R8 M445DX have the same average FPS in Minecraft.
low / 720p
8−9
8−9
Radeon R7 M340 and Radeon R8 M445DX have the same average FPS in PLAYERUNKNOWN'S BATTLEGROUNDS.
low / 720p
0−1
0−1
low / 768p
0−1
0−1
low / 768p
45−50
45−50
medium / 768p
14−16
14−16
ultra / 1080p
0−1
0−1
high / 768p
12−14
12−14
Radeon R7 M340 and Radeon R8 M445DX have the same average FPS in World of Tanks.
Full Specs
Radeon R7 M340
Radeon R8 M445DX
Architecture
GCN
GCN
Code name
Meso Pro DDR3
Meso
Type
Laptop
Laptop
Release date
16 June 2015
1 June 2016
Pipelines
320
704
Core clock speed
1021 MHz
720 / 1020 MHz
Boost Clock
1021 MHz
1021 MHz
Transistor count
950 million
1,550 million
Manufacturing process technology
28 nm
28 nm
Texture fill rate
17.16
20.42
Floating-point performance
549.1 gflops
Memory bus width
128 Bit
128 + 64 Bit
Memory clock speed
1000 MHz
933 / 1000 MHz
Memory bandwidth
16 GB/s
Shared memory
-
-
DirectX
12 (12_0)
Shader Model
5.1
6.0
OpenGL
4.4
4.6
OpenCL
Not Listed
2.0
Vulkan
+
1.2.131
FreeSync
+
Bus support
PCIe 3.0
Bitcoin / BTC (SHA256)
74 Mh/s
Laptop size
medium sized
Eyefinity
+
HD3D
+
PowerTune
+
DualGraphics
+
ZeroCore
+
Switchable graphics
+
Mantle
+
Compute units
6
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