NVIDIA GeForce 8400 GS PCI vs AMD Radeon RX 6650 XT
We compared two Desktop platform GPUs: 512MB VRAM GeForce 8400 GS PCI and 8GB VRAM Radeon RX 6650 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce 8400 GS PCI 's Advantages
Lower TDP (25W vs 176W)
AMD Radeon RX 6650 XT 's Advantages
Released 14 years and 5 months late
Boost Clock2635MHz
More VRAM (8GB vs 512GB)
Larger VRAM bandwidth (280.3GB/s vs 5.328GB/s)
2040 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 8400 GS PCI
0.022 TFLOPS
Radeon RX 6650 XT
+48945%
10.79 TFLOPS
Graphics Card
Dec 2007
Release Date
May 2022
GeForce 8
Generation
Navi II
Desktop
Type
Desktop
PCI
Bus Interface
PCIe 4.0 x8
Clock Speeds
-
Base Clock
2055 MHz
-
Boost Clock
2635 MHz
333 MHz
Memory Clock
2190 MHz
Memory
512MB
Memory Size
8GB
DDR2
Memory Type
GDDR6
64bit
Memory Bus
128bit
5.328GB/s
Bandwidth
280.3GB/s
Render Config
-
Compute Units
32
1
SM Count
-
8
Shading Units
2048
4
TMUs
128
4
ROPs
64
-
-
-
-
RT Cores
32
-
L1 Cache
128 KB per Array
16 KB
L2 Cache
2 MB
-
L3 Cache
32 MB
Theoretical Performance
2.268 GPixel/s
Pixel Rate
168.6 GPixel/s
2.268 GTexel/s
Texture Rate
337.3 GTexel/s
-
FP16 (half)
21.59 TFLOPS
22.40 GFLOPS
FP32 (float)
10.79 TFLOPS
-
FP64 (double)
674.6 GFLOPS
Board Design
25W
TDP
176W
200 W
Suggested PSU
450 W
1x S-Video
1x DMS-59
Outputs
1x HDMI 2.1
3x DisplayPort 1.4a
None
Power Connectors
1x 8-pin
Graphics Processor
G98
GPU Name
Navi 23
G98-400-U2
GPU Variant
Navi 23 KXT
(215-130000136)
Tesla
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
65 nm
Process Size
7 nm
0.21 billion
Transistors
11.06 billion
86 mm²
Die Size
237 mm²
Graphics Features
11.1 (10_0)
DirectX
12 Ultimate (12_2)
3.3
OpenGL
4.6
1.1
OpenCL
2.1
N/A
Vulkan
1.3
1.1
CUDA
-
4.0
Shader Model
6.5
