XFX Radeon RX 6900 XT Speedster MERC 319 vs NVIDIA GeForce RTX 3090

XFX Radeon RX 6900 XT Speedster MERC 319 $730
NVIDIA GeForce RTX 3090 $1,499
5120 Shaders
16GB GDDR6
2365MHz
10496 Shaders
24GB GDDR6X
1695MHz
FP32
24.22 TFLOPS
FP32
35.58 TFLOPS
FP16
48.44 TFLOPS
FP16
35.58 TFLOPS
Form Factor
PCIe Card
2.8-Slots
Form Factor
PCIe Card
3.0-Slots
TDP
350W
TDP
350W
Power Connectors
-
2x 8-Pin
-
-
Power Connectors
-
-
1x 12-Pin
-
GB5 OpenCL 173,555
57%
GB5 OpenCL 205,435
67%
GB5 CUDA N/A
0%
GB5 CUDA 238,680
100%
GB5 Metal 170,855
95%
GB5 Metal N/A
0%
GB5 Vulkan 119,870
58%
GB5 Vulkan 138,205
67%
OCT 2020.1 N/A
0%
OCT 2020.1 655
86%
OCT Metal 405
69%
OCT Metal N/A
0%
Manufacturer
XFX
Manufacturer
NVIDIA
Chip Designer
AMD
Chip Designer
NVIDIA
Architecture
RDNA 2
Architecture
Ampere
Family
Radeon RX 6000
Family
GeForce 30
Codename
Sienna Cichlid
Navi 21
Variant
Navi 21 XTX
Codename
NV172
GA102
Variant
GA102-300-A1
Market Segment
Desktop
Market Segment
Desktop
Release Date
12/8/2020
Release Date
9/24/2020
Foundry
TSMC
-
Foundry
Samsung
-
Fabrication Node
N7
-
Fabrication Node
8N
-
Die Size
520 mm²
-
Die Size
628 mm²
-
Transistor Count
26.8 Billion
-
Transistor Count
28.3 Billion
-
Transistor Density
51.56M/mm²
-
Transistor Density
45.04M/mm²
-
Form
PCIe Card
Form
PCIe Card
Shading Units
5120 Shaders
-
Shading Units
10496 Shaders
-
Texture Mapping Units
320 TMUs
Texture Mapping Units
328 TMUs
Render Output Units
128 ROPs
Render Output Units
112 ROPs
-
-
Tensor Cores
328 T-Cores
Ray-Tracing Cores
80 RT-Cores
Ray-Tracing Cores
82 RT-Cores
-
-
Streaming Multiprocessors
82 SMs
Compute Units
80 CUs
-
-
-
-
-
-
Graphics Processing Clusters
4 GPCs
Graphics Processing Clusters
7 GPCs
-
-
1950MHz Base
2365MHz
-
-
1395MHz Base
1695MHz
-
-
-
-
-
-
-
-
-
-
FP16
48.44 TFLOPS
-
FP16
35.58 TFLOPS
142.33 TFLOPS Tensor
-
-
-
-
-
-
FP32
24.22 TFLOPS
FP32
35.58 TFLOPS
-
-
TF32
71.16 TFLOPS
FP64
1.51 TFLOPS
-
FP64
0.56 TFLOPS
-
-
-
-
-
-
-
Ray Tracing
69.5 TOPS
Pixel Fillrate
302.72 GPixel/s
Pixel Fillrate
189.84 GPixel/s
-
-
-
-
Texture Fillrate
756.8 GTexel/s
Texture Fillrate
555.96 GTexel/s
L0
32KB/WGP
-
-
L1
-
-
-
128KB/Array
L1
64KB/SM Tex
128KB/SM
-
-
L2
4MB Shared
L2
6MB Shared
L3
128MB Shared
1.66TB/s
-
-
-
16GB
GDDR6
-
24GB
GDDR6X
-
Bus Width
256Bit
Bus Width
384Bit
Clock
2000MHz
Transfer Rate
16GT/s
Bandwidth
512GB/s
Clock
1219MHz
Transfer Rate
19.5GT/s
Bandwidth
936GB/s
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TDP
350W
TDP
350W
Temp
110°C Max
Temp
93°C Max
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
2x DisplayPort 1.4
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 2.1
1x USB-C + DP
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3x DisplayPort 1.4
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 2.1
-
-
Max Resolution
7680x4320
Max Resolution
7680x4320
Max Resolution Refresh Rate
120Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
-
FreeSync
-
Variable Refresh Rate
G-Sync
FreeSync
-
Display Stream Compression (DSC)
Supported
Display Stream Compression (DSC)
Supported
Multi Monitor Support
4
Multi Monitor Support
4
Content Protection
HDCP 2.3
Content Protection
HDCP 2.3
Model
VCN 3.0
Model
NVENC 7
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
Model
VCN 3.0
Model
NVDEC 5
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
VP8
VP9
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
Direct X
12
Direct 3D
12_2
Direct X
12
Direct 3D
12_2
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
OpenGL
4.6
OpenCL
3.0
Vulkan
1.2
Shader Model
6.5
-
-
GFX
10.3
-
-
-
-
Shader Model
6.6
CUDA
8.6
-
-
PureVideo HD
VP11
VDPAU
Feature Set K
-
-
-
3x Fans
-
-
-
2x Fans
Power Connectors
-
-
-
2x 8-Pin
-
-
-
Power Connectors
-
-
-
-
-
1x 12-Pin
-
Slots Required
2.8
PCIe Version
4.0
PCIe Lanes
16
Slots Required
3.0
PCIe Version
4.0
PCIe Lanes
16
Multi GPU Support
Supported
Type
Bridgeless
Multi GPU Support
Supported
Type
2-way NVLink
Height
139 mm (5.47 in)
Width
340 mm (13.39 in)
Depth
57 mm (2.24 in)
Height
140 mm (5.51 in)
Width
336 mm (13.23 in)
Depth
61 mm (2.4 in)
Change Comparison