Home GPU Comparison AMD Radeon HD 6990M vs AMD Radeon RX 6550M

AMD Radeon HD 6990M vs AMD Radeon RX 6550M

AMD Radeon HD 6990M
VS
AMD Radeon RX 6550M
AMD Radeon HD 6990M
AMD Radeon RX 6550M
We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 6990M and 4GB VRAM Radeon RX 6550M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990M 's Advantages
96 additional rendering cores
AMD Radeon RX 6550M 's Advantages
Released 11 years and 6 months late
Boost Clock2840MHz
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (144.0GB/s vs 115.2GB/s)
Lower TDP (80W vs 100W)

Score

Benchmark

FP32 (float)
Radeon HD 6990M
1.602 TFLOPS
Radeon RX 6550M +263%
5.816 TFLOPS
VS

Graphics Card

Jul 2011
Release Date
Jan 2023
Vancouver
Generation
Navi Mobile
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 4.0 x4

Clock Speeds

-
Base Clock
2000 MHz
-
Boost Clock
2840 MHz
900 MHz
Memory Clock
2250 MHz

Memory

2GB
Memory Size
4GB
GDDR5
Memory Type
GDDR6
256bit
Memory Bus
64bit
115.2GB/s
Bandwidth
144.0GB/s

Render Config

14
Compute Units
16
-
-
-
1120
Shading Units
1024
56
TMUs
64
32
ROPs
32
-
-
-
-
RT Cores
16
8 KB (per CU)
L1 Cache
128 KB per Array
512 KB
L2 Cache
1024 KB
-
L3 Cache
16 MB

Theoretical Performance

22.88 GPixel/s
Pixel Rate
90.88 GPixel/s
40.04 GTexel/s
Texture Rate
181.8 GTexel/s
-
FP16 (half)
11.63 TFLOPS
1.602 TFLOPS
FP32 (float)
5.816 TFLOPS
-
FP64 (double)
363.5 GFLOPS

Board Design

100W
TDP
80W
-
-
-
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
None

Graphics Processor

Blackcomb
GPU Name
Navi 24
Blackcomb XTX (216-0811030)
GPU Variant
Navi 24
TeraScale 2
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
6 nm
1.7 billion
Transistors
5.4 billion
212 mm²
Die Size
107 mm²

Graphics Features

11.2 (11_0)
DirectX
12 Ultimate (12_2)
4.4
OpenGL
4.6
1.2
OpenCL
2.2
N/A
Vulkan
1.3
-
-
-
5.0
Shader Model
6.7

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