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Radeon R9 M385X and GeForce GTX 670MX - video card comparison


Passmark - benchmark score Radeon R9 M385X vs GeForce GTX 670MX

Radeon R9 M385X
2053
GeForce GTX 670MX
2005

Radeon R9 M385X

GeForce GTX 670MX


Architecture
GCN (2011−2017)
Kepler (2012−2018)

GPU code name
Strato-XT-M3
N13E-GR

Market segment
Laptop
Laptop

Release date
June 2015
October 2012

Bus support
PCIe 3.0
PCI Express 2.0

Interface
PCIe 3.0 x16
PCIe 3.0 x16

SLI options
-
+

Boost clock speed
1100 MHz
-

Core clock speed
1100 MHz
600 MHz

CUDA cores
-
960

Floating-point performance
1,971 gflops
1,154 gflops

Manufacturing process technology
28 nm
28 nm

Number of transistors
2,080 million
3,540 million

Pipelines / CUDA cores
896
960

Power consumption (TDP)
-
75 Watt

Texture fill rate
61.60
48.0 billion/sec

Memory type
GDDR5
GDDR5

Maximum RAM amount
4 GB
3 GB

Memory bus width
128 Bit
192 Bit

Memory clock speed
1500 MHz
1400 MHz

Memory bandwidth
76.8 GB/s
67.2 GB/s

Shared memory
-
-

Display Connectors
No outputs
No outputs

Eyefinity
1
-

HDMI
-
+

HDCP
-
+

Maximum VGA resolution
-
Up to 2048x1536

DirectX
DirectX® 12
12 API

CUDA
-
+

Mantle
+
-

OpenCL
Not Listed
1.1

OpenGL
4.4
4.5

Shader Model
6.3
5.1

Vulkan
-
1.1.126

AppAcceleration
-
-

DualGraphics
1
-

Enduro
-
-

FreeSync
1
-

HD3D
+
-

Optimus
-
+

PowerTune
+
-

Switchable graphics
1
-

TrueAudio
-
-

ZeroCore
+
-