Radeon HD 8990 OEM and Iris Xe Graphics G4 - video card comparison
Radeon HD 8990 OEM
Iris Xe Graphics G4
Architecture
GCN 1.0 (2012−2020)
Generation 12.0 (2020)
GPU code name
Malta
Tiger Lake GT1
Market segment
Desktop
Laptop
Release date
April 2013
September 2020
Interface
PCIe 3.0 x16
PCIe 3.0 x1
Supplementary power connectors
2x 8-pin
-
Boost clock speed
1000 MHz
1100 MHz
Core clock speed
950 MHz
-
Floating-point performance
2x 4,096 gflops
-
Manufacturing process technology
28 nm
10 nm
Number of transistors
4,313 million
-
Pipelines / CUDA cores
2048
384
Power consumption (TDP)
375 Watt
15 Watt
Texture fill rate
128.0
52.80
Memory type
GDDR5
System Shared
Maximum RAM amount
3 GB
System Shared
Memory bus width
384 Bit
System Shared
Memory clock speed
6000 MHz
System Shared
Memory bandwidth
288.0 GB/s
-
Shared memory
-
+
Display Connectors
1x DVI, 4x mini-DisplayPort
No outputs
DirectX
12 (11_1)
12 (12_1)
OpenCL
1.2
2.1
OpenGL
4.6
4.6
Shader Model
5.1
6.4
Vulkan
1.2.131
1.1
Quick Sync
-
+