Radeon HD 6870 and GeForce MX450 - video card comparison
Passmark - benchmark score Radeon HD 6870 vs GeForce MX450
Radeon HD 6870
2285
GeForce MX450
3845
Radeon HD 6870
GeForce MX450
Architecture
Terascale 2 (2009−2015)
Turing (2018−2021)
GPU code name
RV940 Barts
N17S-G5 / GP107-670-A1
Market segment
Desktop
Laptop
Release date
October 2010
August 2020
Bus support
PCIe 2.0 x16
-
Interface
PCIe 2.0 x16
PCIe 4.0 x4
Supplementary power connectors
2x 6-pin
None
Boost clock speed
900 MHz
1575 MHz
Core clock speed
-
1395 MHz
Floating-point performance
2,016.0 gflops
-
Manufacturing process technology
40 nm
12 nm
Number of transistors
1,700 million
4,700 million
Pipelines / CUDA cores
1120
896
Power consumption (TDP)
151 Watt
25 Watt (12 - 29 Watt TGP)
Texture fill rate
50.40
100.8
Memory type
GDDR5
GDDR5, GDDR6
Maximum RAM amount
1 GB
2 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
1050 MHz
10000 MHz
Memory bandwidth
134.4 GB/s
64.03 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
Eyefinity
1
-
HDMI
+
-
DisplayPort support
-
-
DirectX
DirectX® 11
12 (12_1)
CUDA
-
7.5
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.0
6.5
Vulkan
-
1.2
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
HD3D
-
-
Optimus
-
+
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-