AMD Radeon RX 8800 XT vs AMD Radeon HD 7950M
GPU Specs Compare
Graphics Card
Release Date
Unknown
Apr 2012
Generation
Navi IV(RX 8000)
London
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
1295 MHz
-
Boost Clock
2430 MHz
-
Memory Clock
2438 MHz
1000 MHz
Memory
Memory Size
16GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
256bit
Bandwidth
624.1GB/s
128.0GB/s
Render Config
Compute Units
64
20
Shading Units
4096
1280
TMUs
256
80
ROPs
96
32
RT Cores
64
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
4 MB
512 KB
L3 Cache
64 MB
-
Theoretical Performance
Pixel Rate
233.3 GPixel/s
22.40 GPixel/s
Texture Rate
622.1 GTexel/s
56.00 GTexel/s
FP16 (half)
39.81 TFLOPS
-
FP32 (float)
19.91 TFLOPS
1.792 TFLOPS
FP64 (double)
622.1 GFLOPS
-
Graphics Processor
GPU Name
Navi 48
Wimbledon
GPU Variant
Navi 48 XT
Wimbledon PRO
Architecture
RDNA 4.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
4 nm
28 nm
Transistors
Unknown
2.8 billion
Die Size
Unknown
212 mm²
Board Design
TDP
220W
75W
Suggested PSU
550 W
-
Outputs
1x HDMI 2.1a3x DisplayPort 2.1
No outputs
Power Connectors
2x 8-pin
-
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.2
1.2
Vulkan
1.3
1.2
Shader Model
6.8
5.1