AMD Radeon RX Vega 56 Mobile vs AMD Radeon RX 8800 XT

GPU Specs Compare

Graphics Card

Release Date
Jun 2018
Unknown
Generation
Mobility Radeon
Navi IV(RX 8000)
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16

Clock Speeds

Base Clock
1138 MHz
1295 MHz
Boost Clock
1301 MHz
2430 MHz
Memory Clock
800 MHz
2438 MHz

Memory

Memory Size
8GB
16GB
Memory Type
HBM2
GDDR6
Memory Bus
2048bit
256bit
Bandwidth
409.6GB/s
624.1GB/s

Render Config

Compute Units
56
64
Shading Units
3584
4096
TMUs
224
256
ROPs
64
96
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
4 MB
4 MB
RT Cores
-
64
L3 Cache
-
64 MB

Theoretical Performance

Pixel Rate
83.26 GPixel/s
233.3 GPixel/s
Texture Rate
291.4 GTexel/s
622.1 GTexel/s
FP16 (half)
18.65 TFLOPS
39.81 TFLOPS
FP32 (float)
9.326 TFLOPS
19.91 TFLOPS
FP64 (double)
582.8 GFLOPS
622.1 GFLOPS

Graphics Processor

GPU Name
Vega 10
Navi 48
GPU Variant
Vega 10 XL(215-0894216)
Navi 48 XT
Architecture
GCN 5.0
RDNA 4.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
4 nm
Transistors
12.5 billion
Unknown
Die Size
495 mm²
Unknown

Board Design

TDP
120W
220W
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
1x HDMI 2.1a3x DisplayPort 2.1
Power Connectors
None
2x 8-pin
Suggested PSU
-
550 W

Graphics Features

DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.2
Vulkan
1.2
1.3
Shader Model
6.4
6.8