Radeon R7 M340 and Radeon RX 7900 XTX - video card comparison
Passmark - benchmark score Radeon R7 M340 vs Radeon RX 7900 XTX
Radeon R7 M340
679
Radeon RX 7900 XTX
31827
Radeon R7 M340
Radeon RX 7900 XTX
Architecture
GCN (2011−2017)
RDNA 3
GPU code name
Meso Pro DDR3
Navi 31 XTX
Market segment
Laptop
Desktop
Release date
June 2015
November 2022
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x8
PCIe 4.0 x16
Supplementary power connectors
None
2x 8-pin
Boost clock speed
1021 MHz
2270 MHz
Compute units
6
-
Core clock speed
1021 MHz
-
Floating-point performance
549.1 gflops
-
Manufacturing process technology
28 nm
5 nm
Number of transistors
950 million
57,700 million
Pipelines / CUDA cores
320
6144
Power consumption (TDP)
-
355 Watt
Texture fill rate
17.16
959.6
Memory type
DDR3
GDDR6
Maximum RAM amount
4 GB
24 GB
Memory bus width
128 Bit
384 Bit
Memory clock speed
1000 MHz
20000 MHz
Memory bandwidth
16 GB/s
960.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
Eyefinity
1
-
HDMI
-
+
DirectX
DirectX® 12
12 Ultimate (12_2)
Mantle
+
-
OpenCL
Not Listed
2.1
OpenGL
4.4
4.6
Shader Model
5.1
6.7
Vulkan
+
1.3
AppAcceleration
-
-
DualGraphics
1
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
PowerTune
+
-
Switchable graphics
1
-
TrueAudio
-
-
ZeroCore
+
-