Radeon RX 6400 vs GeForce RTX 3090
We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 24GB VRAM GeForce RTX 3090 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 6400 's Advantages
Released 1 years and 4 months late
Boost Clock has increased by 37% (2321MHz vs 1695MHz)
Lower TDP (53W vs 350W)
GeForce RTX 3090 's Advantages
More VRAM (24GB vs 4GB)
Larger VRAM bandwidth (936.2GB/s vs 128.0GB/s)
9728 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 6400
3565
GeForce RTX 3090
+898%
35580
3DMark Time Spy
Radeon RX 6400
3585
GeForce RTX 3090
+454%
19893
3DMark Time Spy Extreme
Radeon RX 6400
1662
GeForce RTX 3090
+517%
10258
3DMark Speed Way
Radeon RX 6400
103
GeForce RTX 3090
+5126%
5383
Shadow of the Tomb Raider 2160p
Radeon RX 6400
8
GeForce RTX 3090
+1062%
93
Shadow of the Tomb Raider 1440p
Radeon RX 6400
20
GeForce RTX 3090
+670%
154
Shadow of the Tomb Raider 1080p
Radeon RX 6400
35
GeForce RTX 3090
+471%
200
Cyberpunk 2077 2160p
Radeon RX 6400
8
GeForce RTX 3090
+725%
66
Cyberpunk 2077 1440p
Radeon RX 6400
11
GeForce RTX 3090
+618%
79
Cyberpunk 2077 1080p
Radeon RX 6400
21
GeForce RTX 3090
+442%
114
Battlefield 5 2160p
Radeon RX 6400
19
GeForce RTX 3090
+510%
116
Battlefield 5 1440p
Radeon RX 6400
36
GeForce RTX 3090
+425%
189
Battlefield 5 1080p
Radeon RX 6400
48
GeForce RTX 3090
+314%
199
Graphics Card
Jan 2022
Release Date
Sep 2020
Navi II
Generation
GeForce 30
Desktop
Type
Desktop
PCIe 4.0 x4
Bus Interface
PCIe 4.0 x16
Clock Speeds
1923 MHz
Base Clock
1395 MHz
2321 MHz
Boost Clock
1695 MHz
2000 MHz
Memory Clock
1219 MHz
Memory
4GB
Memory Size
24GB
GDDR6
Memory Type
GDDR6X
64bit
Memory Bus
384bit
128.0GB/s
Bandwidth
936.2GB/s
Render Config
12
Compute Units
-
-
SM Count
82
768
Shading Units
10496
48
TMUs
328
32
ROPs
112
-
Tensor Cores
328
12
RT Cores
82
128 KB per Array
L1 Cache
128 KB (per SM)
1024 KB
L2 Cache
6 MB
16 MB
L3 Cache
-
Theoretical Performance
74.27 GPixel/s
Pixel Rate
189.8 GPixel/s
111.4 GTexel/s
Texture Rate
556.0 GTexel/s
7.130 TFLOPS
FP16 (half)
35.58 TFLOPS
3.565 TFLOPS
FP32 (float)
35.58 TFLOPS
222.8 GFLOPS
FP64 (double)
556.0 GFLOPS
Board Design
53W
TDP
350W
250 W
Suggested PSU
750 W
1x HDMI 2.1
1x DisplayPort 1.4a
Outputs
1x HDMI 2.1
3x DisplayPort 1.4a
None
Power Connectors
1x 12-pin
Graphics Processor
Navi 24
GPU Name
GA102
Navi 24 XL
(215-135000046)
GPU Variant
GA102-300-A1
RDNA 2.0
Architecture
Ampere
TSMC
Foundry
Samsung
6 nm
Process Size
8 nm
5.4 billion
Transistors
28.3 billion
107 mm²
Die Size
628 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.2
OpenCL
3.0
1.3
Vulkan
1.3
-
CUDA
8.6
6.7
Shader Model
6.6