GeForce GTX TITAN Z and Radeon R9 390X - video card comparison
Passmark - benchmark score GeForce GTX TITAN Z vs Radeon R9 390X
GeForce GTX TITAN Z
9256
Radeon R9 390X
9722
GeForce GTX TITAN Z
Radeon R9 390X
Architecture
Kepler (2012−2018)
GCN (2011−2017)
GPU code name
GK110B
Grenada XT
Market segment
Desktop
Desktop
Release date
May 2014
June 2015
Bus support
PCI Express 3.0
PCIe 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
Two 8-pin
1 x 6-pin, 1 x 8-pin
Bridgeless CrossFire
-
1
Boost clock speed
876 MHz
1050 MHz
Core clock speed
705 MHz
-
CUDA cores
5760
-
Floating-point performance
2x 5,046 gflops
5,914 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
7,080 million
6,200 million
Pipelines / CUDA cores
2880
2816
Power consumption (TDP)
375 Watt
275 Watt
Texture fill rate
338 billion/sec
184.8
Memory type
GDDR5
GDDR5
Maximum RAM amount
12 GB
0 MB
Memory bus width
768-bit (384-bit per GPU)
512 Bit
Memory clock speed
7.0 GB/s
1050 MHz
Memory bandwidth
672 GB/s
384 GB/s
High bandwidth memory (HBM)
-
-
Shared memory
-
-
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
2x DVI, 1x HDMI, 1x DisplayPort
Multi monitor support
4 displays
-
Eyefinity
-
+
Number of Eyefinity displays
-
6
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
2048x1536
-
DisplayPort support
-
+
Audio input for HDMI
Internal
-
DirectX
12 (11_1)
DirectX® 12
CUDA
+
-
Mantle
-
+
OpenCL
1.2
2.0
OpenGL
4.4
4.6
Shader Model
5.1
6.3
Vulkan
1.1.126
+
3D Gaming
+
-
3D Vision
+
-
3D Vision Live
+
-
AppAcceleration
-
-
Blu Ray 3D
+
-
CrossFire
-
1
DDMA audio
-
+
Enduro
-
-
FreeSync
-
1
HD3D
-
-
PowerTune
-
+
TrueAudio
-
+
VCE
-
+
ZeroCore
-
-