Radeon R9 390 and GeForce GTX 295 - video card comparison
Passmark - benchmark score Radeon R9 390 vs GeForce GTX 295
Radeon R9 390
9182
GeForce GTX 295
1242
Radeon R9 390
GeForce GTX 295
Architecture
GCN 2.0 (2013−2017)
Tesla 2.0 (2007−2013)
GPU code name
Grenada
GT200B
Market segment
Desktop
Desktop
Release date
June 2015
January 2009
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1 x 6-pin, 1 x 8-pin
6-pin & 8-pin
SLI options
-
+
Bridgeless CrossFire
1
-
Boost clock speed
1000 MHz
-
Core clock speed
-
576 MHz
CUDA cores
-
480
CUDA cores per GPU
-
240
Floating-point performance
5,120 gflops
2x 596.2 gflops
Manufacturing process technology
28 nm
55 nm
Number of transistors
6,200 million
1,400 million
Pipelines / CUDA cores
2560
240
Power consumption (TDP)
275 Watt
289 Watt
Maximum GPU temperature
-
105 °C
Texture fill rate
160.0
92.2 billion/sec
Memory type
GDDR5
GDDR3
Maximum RAM amount
0 MB
1792 MB
Memory bus width
512 Bit
896 Bit
Memory clock speed
1000 MHz
999 MHz
Memory bandwidth
384 GB/s
223.8 GB/s
High bandwidth memory (HBM)
-
-
Standard memory config per GPU
-
896 MB
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
Two Dual Link DVIHDMI
Multi monitor support
-
+
Eyefinity
1
-
Number of Eyefinity displays
6
-
HDMI
+
+
Maximum VGA resolution
-
2048x1536
DisplayPort support
+
-
Audio input for HDMI
-
S/PDIF
DirectX
DirectX® 12
11.1 (10_0)
CUDA
-
+
Mantle
+
-
OpenCL
2.0
1.1
OpenGL
4.6
2.1
Shader Model
6.3
4.0
Vulkan
+
N/A
AppAcceleration
-
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
High Dynamic-Range Lighting (HDRR)
-
128bit
PowerTune
+
-
TrueAudio
+
-
VCE
+
-
ZeroCore
-
-