GPU Comparison
RADEON
AMD Radeon RX 6600M
CORE STATE
Navi 23
VRAM
8 GB
CLOCK SPEED
2416 MHz
TDP
100 W
BUS WIDTH
128 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2021
VS
GEFORCE
GeForce GTX 980
CORE STATE
GM204
VRAM
4 GB
CLOCK SPEED
1216 MHz
TDP
165 W
BUS WIDTH
256 bit
ARCHITECTURE
Maxwell 2.0
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_metal
geekbench_opencl
geekbench_vulkan
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
RX 6600M
GTX 980
Core Specs
Shading Units
1,792
2,048
+14.3%
Shaders
1,792
2,048
+14.3%
TMUs
112
128
+14.3%
ROPs
64
64
0.0%
Compute Units
28
—
Clocks
Base Clock
2068 MHz
1127 MHz
Boost Clock
2416 MHz
1216 MHz
Game Clock
2177 MHz
—
Memory Clock
1750 MHz
14 Gbps effective
1753 MHz
7 Gbps effective
Memory
Memory Size
8 GB
4 GB
VRAM (MB)
8,192
4,096
-50.0%
Memory Type
GDDR6
GDDR5
Memory Bus
128 bit
256 bit
Bandwidth
224.0 GB/s
224.4 GB/s
Cache
L1 Cache
128 KB per Array
48 KB (per SMM)
L2 Cache
2 MB
2 MB
L3 Cache
32 MB
—
L0 Cache
32 KB per WGP
—
Performance
Pixel Rate
154.6 GPixel/s
77.82 GPixel/s
Texture Rate
270.6 GTexel/s
155.6 GTexel/s
FP32 (TFLOPS)
8.659 TFLOPS
4.981 TFLOPS
FP64 (TFLOPS)
541.2 GFLOPS (1:16)
155.6 GFLOPS (1:32)
FP16 (TFLOPS)
17.32 TFLOPS (2:1)
—
AI/RT
RT Cores
28
—
Power
TDP
100 W
165 W
TDP (W)
100
165
+65.0%
Suggested PSU
—
450 W
Power Connectors
None
2x 6-pin
Architecture
Architecture
RDNA 2.0
Maxwell 2.0
GPU Name
Navi 23
GM204
Generation
Navi Mobile
(RX 6000M)
GeForce 900
Process Size
7 nm
28 nm
Transistors
11,060 million
5,200 million
Die Size
237 mm²
398 mm²
Foundry
TSMC
TSMC
Density
46.7M / mm²
13.1M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.4
1.4
OpenCL
2.1
3.0
CUDA
—
5.2
Shader Model
6.8
6.8
Physical
Slot Width
IGP
Dual-slot
Length
—
267 mm
10.5 inches
Height
—
111 mm
4.4 inches
Outputs
Portable Device Dependent
1x DVI1x HDMI 2.03x DisplayPort 1.2
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Other
Launch Price
—
549 USD
Production
End-of-life
End-of-life
Predecessor
Polaris Mobile
GeForce 700
Successor
—
GeForce 10