AMD Radeon RX 9070 XT vs AMD Radeon R9 390X

AMD Radeon RX 9070 XT $599
AMD Radeon R9 390X $429
4096 Shaders
16GB GDDR6
2970MHz
2816 Shaders
8GB GDDR5
1050MHz
Peak AI Performance
1.56 POPS
INT4 Tensor Sparse
Peak AI Performance
5.91 TFLOPS
FP32
FP32
48.66 TFLOPS
FP32
5.91 TFLOPS
FP16
97.32 TFLOPS
-
-
Form Factor
PCIe Card
2.5-Slots
Form Factor
PCIe Card
2.0-Slots
TDP
304W
TDP
275W
Power Connectors
-
2x 8-Pin
-
-
Power Connectors
1x 6-Pin
1x 8-Pin
-
-
GB6 OpenCL N/A
0%
GB6 Metal N/A
0%
GB6 Metal N/A
0%
GB6 Vulkan N/A
0%
GB6 Vulkan N/A
0%
GB5 OpenCL N/A
0%
GB5 OpenCL N/A
0%
GB5 CUDA N/A
0%
GB5 CUDA N/A
0%
GB5 Metal N/A
0%
GB5 Metal N/A
0%
GB5 Vulkan N/A
0%
GB5 Vulkan N/A
0%
OCT 2020.1 N/A
0%
OCT 2020.1 N/A
0%
OCT Metal N/A
0%
OCT Metal N/A
0%
Manufacturer
AMD
Manufacturer
AMD
Chip Designer
AMD
Chip Designer
AMD
Architecture
RDNA 4
Architecture
GCN 2
Family
Radeon RX 9000
Family
Radeon R 300
Codename
-
Navi 48
Variant
Navi 48 XT
Codename
Hawaii
-
Variant
Grenada XT
Market Segment
Desktop
Market Segment
Desktop
Release Date
1/6/2025
Release Date
6/18/2015
Foundry
TSMC
-
Foundry
TSMC
-
Fabrication Node
N4P
-
Fabrication Node
28nm
-
Die Size
357 mm²
-
Die Size
438 mm²
-
Transistor Count
53.9 Billion
-
Transistor Count
6.2 Billion
-
Transistor Density
151.19M/mm²
-
Transistor Density
14.16M/mm²
-
Form
PCIe Card
Form
PCIe Card
Shading Units
4096 Shaders
-
Shading Units
2816 Shaders
-
Texture Mapping Units
512 TMUs
Texture Mapping Units
176 TMUs
Render Output Units
128 ROPs
Render Output Units
64 ROPs
Tensor Cores
128 T-Cores
-
-
Ray-Tracing Cores
64 RT-Cores
-
-
-
-
-
-
Compute Units
64 CUs
Compute Units
44 CUs
-
-
-
-
-
-
-
-
-
-
2400MHz Base
2970MHz
-
-
-
1050MHz
Peak AI Performance
1.56 POPS
INT4 Tensor Sparse
Peak AI Performance
5.91 TFLOPS
FP32
-
-
-
-
-
-
FP8
194.64 TFLOPS
194.64 TFLOPS Tensor (FP16 Accumulate)
389.28 TFLOPS Tensor (FP16 Accumulate) Sparse
194.64 TFLOPS Tensor (FP32 Accumulate)
389.28 TFLOPS Tensor (FP32 Accumulate) Sparse
-
-
-
-
-
-
FP16
97.32 TFLOPS
97.32 TFLOPS Tensor (FP16 Accumulate)
194.64 TFLOPS Tensor (FP16 Accumulate) Sparse
97.32 TFLOPS Tensor (FP32 Accumulate)
194.64 TFLOPS Tensor (FP32 Accumulate) Sparse
-
-
-
-
-
-
FP32
48.66 TFLOPS
-
-
FP32
5.91 TFLOPS
-
-
FP64
1.52 TFLOPS
-
FP64
740 GFLOPS
-
BF16
97.32 TFLOPS
97.32 TFLOPS Tensor
194.64 TFLOPS Tensor Sparse
-
-
-
-
-
-
-
-
-
-
INT4
778.57 TOPS Tensor
1.56 POPS Tensor Sparse
-
-
-
INT8
-
389.28 TOPS Tensor
778.57 TOPS Tensor Sparse
-
-
-
-
INT32
24.33 TOPS
-
-
-
-
-
-
Pixel Fillrate
380.16 GPixel/s
Pixel Fillrate
67.2 GPixel/s
-
-
-
-
Texture Fillrate
1520.64 GTexel/s
Texture Fillrate
184.8 GTexel/s
L0
64KB/WGP
-
-
L1
-
-
-
256KB/Array
L1
-
-
16KB/CU
-
L2
6MB Shared
L2
1MB Shared
L3
64MB Shared
2.25TB/s
-
-
-
16GB
GDDR6
-
8GB
GDDR5
-
Bus Width
256Bit
Bus Width
512Bit
Clock
2438MHz
Transfer Rate
19.5GT/s
Bandwidth
624GB/s
Clock
1500MHz
Transfer Rate
6GT/s
Bandwidth
384GB/s
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TDP
304W
TDP
275W
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3x DisplayPort 2.1
-
-
-
-
-
-
-
-
-
1x HDMI 2.1
-
-
-
-
-
-
-
-
-
-
-
-
2x DVI-D Dual-Link
-
-
-
-
-
-
-
-
-
-
-
1x DisplayPort 1.2
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 1.4
-
-
-
-
Max Resolution
15360x8640
Max Resolution
4096x2160
Max Resolution Refresh Rate
165Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
-
FreeSync
-
Variable Refresh Rate
-
FreeSync
-
Display Stream Compression (DSC)
Supported
Display Stream Compression (DSC)
Not Supported
Multi Monitor Support
3
Multi Monitor Support
3
Content Protection
HDCP 2.3
Content Protection
HDCP 1.4
Model
VCN 4.0
Model
VCE 2.0
Codec
-
-
-
-
-
-
VP9
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
-
-
-
-
-
Model
VCN 4.0
Model
UVD 4.2
Codec
MPEG-1
MPEG-2
MPEG-4
JPEG
VC-1
-
VP9
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
Codec
MPEG-1
MPEG-2
MPEG-4
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
Direct X
12
Direct 3D
12_2
Direct X
12
Direct 3D
12_0
OpenGL
4.6
OpenCL
2.2
Vulkan
1.3
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
Shader Model
6.8
-
-
GFX
12
-
-
-
-
Shader Model
6.5
-
-
GFX
7
-
-
-
-
-
-
-
3x Fans
-
-
-
1x Fan
Power Connectors
-
-
-
2x 8-Pin
-
-
-
Power Connectors
-
-
1x 6-Pin
1x 8-Pin
-
-
-
Slots Required
2.5
PCIe Version
5.0
PCIe Lanes
16
Slots Required
2.0
PCIe Version
3.0
PCIe Lanes
16
Multi GPU Support
Supported
Type
CrossFire XDMA
Multi GPU Support
Supported
Type
CrossFire XDMA
Height
111 mm (4.37 in)
Width
267 mm (10.51 in)
Depth
50 mm (1.97 in)
Height
110 mm (4.33 in)
Width
275 mm (10.83 in)
Depth
36 mm (1.42 in)
Change Comparison