Radeon HD 7990 and Radeon R5 M330 - video card comparison
Passmark - benchmark score Radeon HD 7990 vs Radeon R5 M330
Radeon HD 7990
5732
Radeon R5 M330
613
Radeon HD 7990
Radeon R5 M330
Architecture
GCN 1.0 (2012−2020)
GCN 1.0 (2012−2020)
GPU code name
Malta
Exo Pro DDR3
Market segment
Desktop
Laptop
Release date
April 2013
May 2015
Bus support
-
PCIe 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
2x 8-pin
None
Boost clock speed
1000 MHz
1030 MHz
Compute units
-
5
Core clock speed
950 MHz
1030 MHz
Floating-point performance
2x 4,096 gflops
659.2 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
4,313 million
690 million
Pipelines / CUDA cores
2048
320
Power consumption (TDP)
375 Watt
18 Watt
Texture fill rate
128.0
20.60
Memory type
GDDR5
DDR3
Maximum RAM amount
3 GB
4 GB
Memory bus width
384 Bit
64 Bit
Memory clock speed
6000 MHz
1000 MHz
Memory bandwidth
288.0 GB/s
14.4 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 4x mini-DisplayPort
No outputs
DirectX
12 (11_1)
DirectX® 12
Mantle
-
+
OpenCL
1.2
Not Listed
OpenGL
4.6
4.4
Shader Model
5.1
5.0
Vulkan
1.2.131
+
AppAcceleration
-
-
DualGraphics
-
1
Enduro
-
-
HD3D
-
+
PowerTune
-
+
Switchable graphics
-
1
TrueAudio
-
-
ZeroCore
-
+