什么是最好的选择 AMD Radeon RX 7900 GRE 或 AMD Radeon RX 6400? 哪种显卡速度更快？
Compare the available specifications of these models.
AMD Radeon RX 7900 GRE 内存大小 16 GB. 存储器类型 GDDR6. 发布于 2023-07-27.
AMD Radeon RX 6400 has a base frequency of 1.923 GHz. 内存大小 4 GB. 存储器类型 GDDR6. 发布于 2022-01-19.
需要考虑的原因 更多内存
300更多内存百分比
4 GB
需要考虑的原因 共同立场 AMD Radeon RX 6400 在流行的基准测试中的GPU，用于与其他模型进行比较.
AMD Radeon RX 7900 GRE
显卡的基本技术数据比较 AMD Radeon RX 7900 GRE 和 AMD Radeon RX 6400, 芯片，信息处理单元.
-
RDNA 2
AMD Radeon RX 6400
12
12
12
768
Navi 24 XL
32
48
Video memory capacity, type, bus width and bandwidth describe different properties. These values alone do not determine graphics performance.
16 MB
128 GB/s
64 bit
16 Gbps
4 GB
GDDR6
2000 MHz
Published GPU clock frequencies describe different operating modes. Clock speed alone does not determine graphics performance.
2321 MHz
2039 MHz
1923 MHz
是
Graphics card power limits and recommended system power supply describe different specifications.
53 W
53 W
-
350 W (System power requirement)
没有
用于显卡冷却系统的冷却器的类型和尺寸 AMD Radeon RX 7900 GRE 和 AMD Radeon RX 6400.
Air cooling
-
-
-
0 dB / Silent
-
连通性和连接.
-
HDMI 2.1 VRR and FRL
PCIe Powered
1 × DisplayPort 1.4a
-
2.3
1 × HDMI 2.1
2
PCIe 4.0 x4
-
-
在电脑游戏中被充分使用的技术数据.
Conflicting source values: 12.2 | 12_2
没有
No LED lighting
7680 × 4320
是
内置对视频和图像压缩标准的支持.
Decode
Decode / Encode
Decode / Encode
Decode / Encode
Decode / Encode
所比较的设备在尺寸、重量和插槽上的差异
-
-
-
-
-
GPU的接口和发布日期的比较 AMD Radeon RX 6400 和 AMD Radeon RX 7900 GRE.
2022-01-19
data sheet
-
AMD
-
6 nm
-
Shared tests with results for both models: 3
Each row uses one Blender version, operating system and compute backend.
| Test and settings | AMD Radeon RX 7900 GRE | AMD Radeon RX 6400 | Result difference¹ |
|---|---|---|---|
| Blender 4.5.0 / HIP / Windows | 2904.040829 samples/min Submissions: 41 | 303.212867 samples/min Submissions: 7 | -89.6 % |
| Blender 4.2.0 / HIP / Windows | 2811.331019 samples/min Submissions: 36 | 303.873624 samples/min Submissions: 9 | -89.2 % |
| Blender 4.0.0 / HIP / Windows | 2609.153346 samples/min Submissions: 16 | 302.051532 samples/min Submissions: 15 | -88.4 % |
¹ Difference of the second result relative to the first in that row. No percentage is calculated for different upscaling algorithms. This compares published results, not a universal performance index.
These results have no shared test of both models with the same version and settings. They are shown separately without a percentage difference.
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