NVIDIA RTX 4000 SFF Ada Generation vs AMD Radeon RX 7800 XT
GPU Specs Compare
Graphics Card
Release Date
Nov 2018
Aug 2023
Generation
Radeon Instinct
Navi III
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1200 MHz
1295 MHz
Boost Clock
1746 MHz
2430 MHz
Memory Clock
1000 MHz
2438 MHz
Memory
Memory Size
16GB
16GB
Memory Type
HBM2
GDDR6
Memory Bus
4096bit
256bit
Bandwidth
1.02TB/s
624.1GB/s
Render Config
SM Count
48
-
Compute Units
60
60
Shading Units
3840
3840
TMUs
240
240
ROPs
64
96
Tensor Cores
192
-
RT Cores
48
60
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
4 MB
4 MB
L3 Cache
-
64 MB
Theoretical Performance
Pixel Rate
111.7 GPixel/s
233.3 GPixel/s
Texture Rate
419.0 GTexel/s
583.2 GTexel/s
FP16 (half)
26.82 TFLOPS
74.65 TFLOPS
FP32 (float)
13.41 TFLOPS
37.32 TFLOPS
FP64 (double)
6.705 TFLOPS
1166.4 GFLOPS
Graphics Processor
GPU Name
Vega 20
Navi 32
GPU Variant
Vega 20 GLXT
Navi 32 XT(215-180000006)
Architecture
GCN 5.1
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
7 nm
5 nm
Transistors
13.23 billion
28.1 billion
Die Size
331 mm²
346 mm²
Board Design
TDP
300W
263W
Suggested PSU
700 W
600 W
Outputs
1x mini-DisplayPort 1.4a
1x HDMI 2.1a3x DisplayPort 2.1
Power Connectors
2x 8-pin
2x 8-pin
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.2
Vulkan
1.3
1.3
CUDA
8.9
-
Shader Model
6.7
6.8
📊 Benchmark
3DMark Time Spy
-
20,086
3DMark Time Spy Extreme
-
9,448
3DMark Speed Way
-
3,978
Shadow of the Tomb Raider 2160p
-
82
Cyberpunk 2077 2160p
-
38
Shadow of the Tomb Raider 1440p
-
158
Cyberpunk 2077 1440p
-
82
Shadow of the Tomb Raider 1080p
-
234
Cyberpunk 2077 1080p
-
126
GTA 5 2160p
-
140
GTA 5 1440p
-
140
GTA 5 1080p
-
190
Horizon Forbidden West 1080p
-
98
Horizon Forbidden West 1440p
-
81
Horizon Forbidden West 2160p
-
52